Critical [CVE-2023-22518] Confluence Data Center: All versions of Confluence Data Center and Server are affected by this unexploited vulnerability.
This critical-severity Atlassian advisory covers CVE-2023-22518 affecting Confluence Data Center.
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Summary
All versions of Confluence Data Center and Server are affected by this unexploited vulnerability. This Improper Authorization vulnerability allows an unauthenticated attacker to reset Confluence and create a Confluence instance administrator account.
Using this account, an attacker can then perform all administrative actions that are available to Confluence instance administrator leading to - but not limited to - full loss of confidentiality, integrity and availability.
Atlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an atlassian.net domain, it is hosted by Atlassian and is not vulnerable to this issue.
CISA Known Exploited Vulnerability
- Listed:
- Nov 7, 2023 · federal remediation due Nov 28, 2023
- Required action:
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- Ransomware use:
- Known
KEV is a prioritization signal from CISA — remediation detail still comes from the vendor advisory.
- all versions
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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