Atlassian Confluence Vulnerabilities & Security Advisories
50 advisories tracked · Atlassian ([email protected] CNA) via NVD · 8 listed in the CISA Known Exploited Vulnerabilities catalog
Every row below is a published Atlassian advisory that VulniPulse classified as Confluence, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 10 critical, 30 high, 10 medium.
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Source
Atlassian ([email protected] CNA) via NVD
Atlassian is its own CVE Numbering Authority. VulniPulse ingests Atlassian's CVEs from the NVD CNA feed ([email protected]), each linking to its security advisory / Jira ticket. Covers Confluence (Server & Data Center), Jira (Software & Service Management), Bitbucket, Bamboo, Crowd and Fisheye/Crucible — self-hosted Confluence/Jira are repeatedly hit by mass-exploited RCE and auth-bypass bugs (CVE-2023-22515, CVE-2022-26134), so a huge patch-now audience.
Latest Atlassian Confluence advisories
Critical [CVE-2026-21589] This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center
This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center. Crowd Data Center, Crucible and Fisheye. This Arbitrary File Access vulnerability allows an unauthenticated attacker to access specific files within the web application root directory in affected versions. Exploitation requires prior knowledge of the target file's exact name and path; this vulnerability does not allow attackers to enumerate or list directory contents. In some configurations, there may be some sensitive files that make this highly severe. Affected products named by the advisory: Crucible Data Center; Fisheye Data Center.
High [CVE-2026-21588] This High severity DoS (Denial of Service) vulnerability was introduced in versions 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0, and 10.2.0 of Confluence Data Center
This High severity DoS (Denial of Service) vulnerability was introduced in versions 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0, and 10.2.0 of Confluence Data Center. This DoS (Denial of Service) vulnerability, with a CVSS Score of 7.1, allows an authenticated attacker to cause a resource to be unavailable for its intended users by temporarily or indefinitely disrupting services of a host connected to a network. Atlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center 9.2: Upgrade to a release greater than or equal to 9.2.24 See the release notes ([ ]). This vulnerability was reported via our Penetration Testing program.
High [CVE-2026-21586] This High severity Improper Authorization vulnerability was introduced in versions 7.4.0, 7.13.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0, and 10.2.0 of Confluence Data Center
This High severity Improper Authorization vulnerability was introduced in versions 7.4.0, 7.13.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0, and 10.2.0 of Confluence Data Center. This Improper Authorization vulnerability, with a CVSS Score of 7.1, allows an authenticated attacker to gain unintended access and can lead to the exposure of resources or functionality, possibly providing attackers with sensitive information or even execute arbitrary code. Atlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center 9.2: Upgrade to a release greater than or equal to 9.2.24 See the release notes ([ ]). This vulnerability was reported via our Penetration Testing program.
Critical [CVE-2026-21580] This Critical severity Stored XSS, PrivEsc (Privilege Escalation), and Security Misconfiguration vulnerability was introduced in versions 7.1.1, 7.4.0, 7.13.0, 7.17.0, 7.19.0, 8.0.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0 and 10.2.0 of Confluence Data Center and Server
This Critical severity Stored XSS, PrivEsc (Privilege Escalation), and Security Misconfiguration vulnerability was introduced in versions 7.1.1, 7.4.0, 7.13.0, 7.17.0, 7.19.0, 8.0.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0 and 10.2.0 of Confluence Data Center and Server. This Stored XSS, PrivEsc (Privilege Escalation), and Security Misconfiguration vulnerability, with a CVSS Score of 8.6, allows an unauthenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser, perform actions as a higher-privileged user, and to get into the system utilizing loopholes exposed from security best-practices being overlooked. Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center and Server 9.2: Upgrade to a release greater than or equal to 9.2.21 See the release notes ([ ]). This vulnerability was reported via our Bug Bounty program. Affected products named by the advisory: Confluence Server.
High [CVE-2026-21577] This High severity DoS (Denial of Service) vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0 and 10.2.0 of Confluence Data Center
This High severity DoS (Denial of Service) vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0 and 10.2.0 of Confluence Data Center. This DoS (Denial of Service) vulnerability, with a CVSS Score of 7.1, allows an authenticated attacker to cause a resource to be unavailable for its intended users by temporarily or indefinitely disrupting services of a host connected to a network. Atlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center 9.2: Upgrade to a release greater than or equal to 9.2.17 See the release notes ([ ]). This vulnerability was reported via our Penetration Testing program.
High [CVE-2026-21579] This High severity Information Disclosure vulnerability was introduced in versions 7.17.0, 7.19.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 10.0.2, 10.1.0, and 10.2.0 of Confluence Data Center
This High severity Information Disclosure vulnerability was introduced in versions 7.17.0, 7.19.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 10.0.2, 10.1.0, and 10.2.0 of Confluence Data Center. This Information Disclosure vulnerability, with a CVSS Score of 8.2, allows an unauthenticated attacker to view sensitive information via an Information Disclosure vulnerability. Atlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center 9.2: Upgrade to a release greater than or equal to 9.2.22 See the release notes ([ ]). This vulnerability was reported via our Atlassian (Internal) program.
Critical [CVE-2026-21571] Confluence: This Critical severity OS Command Injection vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center
This Critical severity OS Command Injection vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 9.4 and a CVSS Vector of CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H allows an authenticated attacker to execute commands on the remote system, which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. your instance to one of the specified supported fixed versions: See the release notes ([ ]). Affected products named by the advisory: Confluence; Atlassian.
High [CVE-2026-21570] Confluence: This High severity RCE (Remote Code Execution) vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0…
This High severity RCE (Remote Code Execution) vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.6, allows an authenticated attacker to execute malicious code on the remote system. Atlassian recommends that Bamboo Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Bamboo Data Center 9.6: Upgrade to a release greater than or equal to 9.6.24 Bamboo Data Center 10.2: Upgrade to a release greater than or equal to 10.2.16 Bamboo Data Center 12.1: Upgrade to a release greater than or equal to 12.1.3 See the release notes ([ ]). This vulnerability was reported via our Atlassian (Internal) program. Affected products named by the advisory: Confluence.
High [CVE-2026-21569] Confluence: This High severity XXE (XML External Entity Injection) vulnerability was introduced in version 7.1.0 of Crowd Data Center and…
This High severity XXE (XML External Entity Injection) vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This XXE (XML External Entity Injection) vulnerability, with a CVSS Score of 7.9, allows an authenticated attacker to access local and remote content which has high impact to confidentiality, low impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Crowd Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: - Crowd Data Center and Server 7.1: Upgrade to a release greater than or equal to 7.1.3 See the release notes ( ). This vulnerability was reported via our Atlassian (Internal) program. Affected products named by the advisory: Confluence.
High [CVE-2025-22166] Confluence Data Center: This High severity DoS (Denial of Service) vulnerability was introduced in version 2.0 of Confluence Data Center.
This High severity DoS (Denial of Service) vulnerability was introduced in version 2.0 of Confluence Data Center. This DoS (Denial of Service) vulnerability, with a CVSS Score of 8.3, allows an attacker to cause a resource to be unavailable for its intended users by temporarily or indefinitely disrupting services of a host connected to a network. Atlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center and Server 8.5: Upgrade to a release greater than or equal to 8.5.25 See the release notes ([ ]). This vulnerability was reported via our Atlassian (Internal) program.
Medium [CVE-2024-21703] This Medium severity Security Misconfiguration vulnerability was introduced in version 8.8.1 of Confluence Data Center and…
This Medium severity Security Misconfiguration vulnerability was introduced in version 8.8.1 of Confluence Data Center and Server for Windows installations. This Security Misconfiguration vulnerability, with a CVSS Score of 6.4 allows an authenticated attacker of the Windows host to read sensitive information about the Confluence Data Center configuration which has high impact to confidentiality, high impact to integrity, high impact to availability, and no user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to the latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: - Confluence Data Center and Server 7.19: Upgrade to a release greater than or equal to 7.19.18 See the release notes ( ). This vulnerability was reported via our Atlassian Bug Bounty Program by Chris Elliot.
High [CVE-2024-21690] Confluence Data Center: This High severity Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability was introduced in versions 7.19.0, 7.20.0…
This High severity Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability was introduced in versions 7.19.0, 7.20.0, 8.0.0, 8.1.0, 8.2.0, 8.3.0, 8.4.0, 8.5.0, 8.6.0, 8.7.1, 8.8.0, and 8.9.0 of Confluence Data Center and Server. This Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability, with a CVSS Score of 7.1, allows an unauthenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser and force a end user to execute unwanted actions on a web application in which they're currently authenticated which has high impact to confidentiality, low impact to integrity, no impact to availability, and requires user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: - Confluence Data Center and Server 7.19: Upgrade to a release greater than or equal to 7.19.26 See the release notes ( ). This vulnerability was reported via our Bug Bounty program.
High [CVE-2024-21689] Confluence: This High severity RCE (Remote Code Execution) vulnerability CVE-2024-21689 was introduced in versions 9.1.0, 9.2.0, 9.3.0…
This High severity RCE (Remote Code Execution) vulnerability CVE-2024-21689 was introduced in versions 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0, and 9.6.0 of Bamboo Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 7.6, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires user interaction. Atlassian recommends that Bamboo Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Bamboo Data Center and Server 9.2: Upgrade to a release greater than or equal to 9.2.17 See the release notes ([ ]). This vulnerability was reported via our Bug Bounty program. Affected products named by the advisory: Confluence.
High [CVE-2024-21687] Confluence: This High severity File Inclusion vulnerability was introduced in versions 9.0.0, 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0 and 9.6.0 of…
This High severity File Inclusion vulnerability was introduced in versions 9.0.0, 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0 and 9.6.0 of Bamboo Data Center and Server. This File Inclusion vulnerability, with a CVSS Score of 8.1, allows an authenticated attacker to get the application to display the contents of a local file, or execute a different files already stored locally on the server which has high impact to confidentiality, high impact to integrity, no impact to availability, and requires no user interaction. Atlassian recommends that Bamboo Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions listed on this CVE See the release notes ( ). This vulnerability was reported via our Bug Bounty program. Affected products named by the advisory: Confluence.
High [CVE-2024-21686] Confluence Data Center: This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Center and Server.
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Center and Server. This Stored XSS vulnerability, with a CVSS Score of 7.3, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, high impact to integrity, no impact to availability, and requires user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions listed on this CVE See the release notes ( ). This vulnerability was reported via our Bug Bounty program.
High [CVE-2024-21683] This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server
This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 7.2, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version. If you are unable to do so, upgrade your instance to one of the specified supported fixed versions. See the release notes You can download the latest version of Confluence Data Center and Server from the download center. This vulnerability was found internally.
High [CVE-2024-21677] Confluence Data Center: This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center.
This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center. This Path Traversal vulnerability, with a CVSS Score of 8.3, allows an unauthenticated attacker to exploit an undefinable vulnerability which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Data Center Atlassian recommends that Confluence Data Center customers upgrade to the latest version and that Confluence Server customers upgrade to the latest 8.5.x LTS version. This vulnerability was reported via our Bug Bounty program.
High [CVE-2024-21682] Confluence: This High severity Injection vulnerability was introduced in Assets Discovery 1.0 - 6.2.0 (all versions).
This High severity Injection vulnerability was introduced in Assets Discovery 1.0 - 6.2.0 (all versions). Assets Discovery, which can be downloaded via Atlassian Marketplace, is a network scanning tool that can be used with or without an agent with Jira Service Management Cloud, Data Center or Server. It detects hardware and software that is connected to your local network and extracts detailed information about each asset. This data can then be imported into Assets in Jira Service Management to help you manage all of the devices and configuration items within your local network. This Injection vulnerability, with a CVSS Score of 7.2, allows an authenticated attacker to modify the actions taken by a system call which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Assets Discovery customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions See the release notes ( ). You can download the latest version of Assets Discovery from the Atlassian Marketplace ( ). This vulnerability was reported via our Penetration Testing program. Affected products named by the advisory: Confluence.
High [CVE-2024-21678] Confluence Data Center: This High severity Stored XSS vulnerability was introduced in version 2.7.0 of Confluence Data Center.
This High severity Stored XSS vulnerability was introduced in version 2.7.0 of Confluence Data Center. This Stored XSS vulnerability, with a CVSS Score of 8.5, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, low impact to integrity, no impact to availability, and requires no user interaction. Atlassian recommends that Confluence Data Center customers upgrade to the latest version. If you are unable to do so, upgrade your instance to one of the specified supported fixed versions: ||Affected versions||Fixed versions|| |from 8.7.0 to 8.7.1|8.8.0 recommended or 8.7.2| Server See the release notes ([ ]). You can download the latest version of Confluence Data Center from the download center ([ ]). This vulnerability was reported via our Bug Bounty program. Affected products named by the advisory: Confluence Server.
Critical [CVE-2023-22527] template injection vulnerability on older versions of Confluence Data Center and Server
A template injection vulnerability on older versions of Confluence Data Center and Server allows an unauthenticated attacker to achieve RCE on an affected instance. Customers using an affected version must take immediate action. Most recent supported versions of Confluence Data Center and Server are not affected by this vulnerability as it was ultimately mitigated during regular version updates. However, Atlassian recommends that customers take care to install the latest version to protect their instances from non-critical vulnerabilities outlined in Atlassian’s January Security Bulletin.