CVEs published in September 2026
1,795 tracked CVEs from 27 vendors had their first vendor advisory published in September 2026: 291 critical, 1,082 high, 17 in CISA KEV. Newest first.
2,453 more from this month are covered only by Red Hat's per-package records, listed on the Red Hat vendor page.
- Added
CVE-2025-21863High
Linux kernel Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2025-21739High
Linux Kernel Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2024-53221Medium
Linux Kernel Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2024-36922High
Linux Kernel Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-97636Medium
Apache · 1 advisory - Added
CVE-2026-57590High
missing authorization vulnerability exists in the Task Group APIs of Apache DolphinScheduler
Apache · 1 advisory - Added
CVE-2026-56412Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56411Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56410Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56409Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56408Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56407Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56406Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56405Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56404Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56403Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-56131Medium
Libexpat Vulnerability in NetApp Products
NetApp · 1 advisory - Added
CVE-2026-89078Critical
Double Free in GitLab
GitLab · 1 advisory - Added
CVE-2026-92530Medium
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.1 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to spoof merge request authorship and attribute content to arbitrary existing users on the target instance due to improper reliance on ephemeral cache state during Direct Transfer imports
GitLab · 1 advisory - Added
CVE-2026-92470High
GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to access sensitive CI/CD variable values from debug-mode job traces through the Duo AI troubleshooting feature due to missing authorization checks
GitLab · 1 advisory - Added
CVE-2026-92529Medium
GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to bypass admin-configured AI tool governance controls for workflows in namespaces they do not control due to improper authorization checks
GitLab · 1 advisory - Added
CVE-2026-92874Medium
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks
GitLab · 1 advisory - Added
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under a race condition, the MCP search tool's shared state handling could have caused search results to be returned under an incorrect user context
GitLab · 1 advisory - Added
CVE-2026-93577Critical
Integer Overflow or Wraparound in GitLab
GitLab · 1 advisory - Added
CVE-2026-95676High
missing/improper authentication vulnerability in the WatchGuard AuthPoint Gateway's LDAP Sync first-factor authentication allows a remote attacker to bypass single-factor password verification under non-default operating conditions
WatchGuard · 1 advisory - Added
CVE-2026-86247High
Race condition within a thread vulnerability in Apache Tomcat Native allowed client certificate verification requirements to be down-graded for some configurations
Apache, Red Hat · 2 advisories - Added
CVE-2026-86246Critical
Weakened TLS connection security via insecure default configuration
Apache, Red Hat · 2 advisories - Added
CVE-2026-86243High
Denial of Service via buffer over-read during TLS handshake
Apache, Red Hat · 2 advisories - Added
CVE-2026-87022High
WebSocket message smuggling via improper length handling
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-86350Critical
HTTP/2 request smuggling due to header mix-up
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-86248Critical
OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-79677High
Missing release of resource after effective lifetime, Comparison using wrong factors vulnerability in Apache Tomcat allows a denial of service as a result of lost time outs for asynchronous WebSocket writes
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-78437High
Incomplete cleanup vulnerability in Apache Tomcat allows a malformed request to potentially (depends on timing) cause one request from another user to fail
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-78383High
Denial of Service via AJP request
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-77791High
Uncontrolled Resource Consumption vulnerability in Apache Tomcat during sending of WebSocket close message enabled a DoS attack
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-77762High
Race condition allows HTTP/2 request manipulation
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-77756Medium
Request smuggling vulnerability can lead to denial of service
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-76183Critical
Authentication Bypass in WebSocket Endpoints
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-75973Critical
Improper Authentication vulnerability in Apache Tomcat
Apache, NetApp, Red Hat · 4 advisories - Added
CVE-2026-73581Medium
TLS implementations ignore Certificate Revocation Lists
Apache, NetApp, Red Hat · 3 advisories - Added
CVE-2026-94243High
vulnerability in Apache Sling Security Bundle: the ReferrerFilter accepts weaker-than-orgin evidence
Apache · 1 advisory - Added
CVE-2026-94251Medium
vulnerability in Apache Sling Security Bundle: ContentDispositionFilter mediates only one address/API shape of a resource This issue affects Apache Sling Security Bundle: before 1.3.12
Apache · 1 advisory - Added
CVE-2026-91928Medium
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS
Apache · 1 advisory - Added
CVE-2026-96443Medium
Insufficient validation of the JDBC driver URL in Apache Doris allows a privileged user to achieve remote code execution on the FE
Apache · 1 advisory - Added
CVE-2026-91852Medium
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS
Apache · 1 advisory - Added
CVE-2026-91999Medium
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS
Apache · 1 advisory - Added
CVE-2026-92001Medium
Improper restriction of recursive entity references in DTDs ('XML entity expansion') vulnerability in Apache Sling XSS
Apache · 1 advisory - Added
CVE-2026-73192Medium
improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability when using the XSSAPI.getValidHref in Apache Sling XSS version 2.4.10 and prior may allow an attacker to perform a reflected cross-site scripting (XSS) attack in every feature using this method
Apache · 1 advisory - Added
CVE-2026-31377High
Improper Authentication vulnerability in the Apache Doris Frontend (FE) meta service allows an unauthenticated remote attacker to access internal metadata service endpoints
Apache · 1 advisory - Added
CVE-2026-82331Critical
Improper link resolution before file access ('link following') vulnerability in the `tar` source plugin of Apache BuildStream running on Python < 3.12 allows malicious source tarballs to write files on the host, with the privileges of the user running BuildStream, via symlinks as part of source fetching
Apache, Red Hat · 2 advisories - Added
CVE-2026-95862High
malicious actor with access to the network could exploit an Out-of-bounds Write vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device
Ubiquiti · 1 advisory - Added
CVE-2026-95861High
malicious actor with access to the network could exploit an Uncontrolled Recursion vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device
Ubiquiti · 1 advisory - Added
CVE-2026-77558High
malicious actor with access to the network could exploit an Out-of-bounds Read vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device
Ubiquiti · 1 advisory - Added
CVE-2026-77556High
malicious actor with access to the network could exploit an Out-of-bounds Read vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device
Ubiquiti · 1 advisory - Added
CVE-2026-77555High
malicious actor with access to the network could exploit an Out-of-bounds Write vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device
Ubiquiti · 1 advisory - Added
CVE-2026-77544High
malicious actor with access to the network could exploit an Out-of-bounds Write vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device
Ubiquiti · 1 advisory - Added
CVE-2026-70410High
Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Apache Calcite Avatica
Apache · 1 advisory - Added
CVE-2026-63374Critical
TLS certificate spoofing via improper internationalized domain name encoding
NetApp, Red Hat · 2 advisories - Added
CVE-2026-94127CriticalCISA KEV
F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability
F5 · 1 advisory - Added
CVE-2026-93616CriticalCISA KEV
Check Point Multiple Products Path Traversal Vulnerability
Check Point · 1 advisory - Added
CVE-2026-94588Medium
In Proxmox pmg-api, an argument injection vulnerability exists in the package changelog retrieval functionality
Proxmox · 1 advisory - Added
CVE-2026-94301Critical
Apache · 1 advisory - Added
CVE-2026-47065Critical
Apache · 1 advisory - Added
CVE-2026-86473Critical
Apache Airflow: Logout ignores a presented Authorization bearer token, leaving it revocable only by expiry
Apache · 1 advisory - Added
CVE-2026-75158Medium
Apache Airflow: Assets events API returns asset events for every Dag with no per-Dag authorization filter
Apache · 1 advisory - Added
CVE-2026-82355Medium
Apache Airflow: Session cookie silently overrides explicit Authorization bearer header, enabling session fixation
Apache · 1 advisory - Added
CVE-2026-91867Medium
When Neethi fetches a remote policy reference, it only limits the time per read, not the whole transfer, so a server that trickles bytes slowly can keep the fetch alive indefinitely and tie up the calling thread (denial of service)
Apache · 1 advisory - Added
CVE-2026-91866High
specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service)
Apache, Red Hat · 2 advisories - Added
CVE-2026-91865High
small WS-Policy document using repeated policy references can force Neethi to re-expand the same references exponentially during normalization, consuming huge amounts of CPU and memory (denial of service)
Apache, Red Hat · 2 advisories - Added
CVE-2026-91864High
specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into memory without counting it against its size limits, exhausting the heap (denial of service)
Apache, Red Hat · 2 advisories - Added
CVE-2026-91863High
specially crafted WS-Policy document with deeply nested policy elements can bypass Neethi's nesting-depth limit and exhaust the thread stack, crashing the parser (denial of service)
Apache, Red Hat · 2 advisories - Added
CVE-2026-47321High
Denial of Service via unbounded decompression amplification
Apache, Red Hat · 2 advisories - Added
CVE-2026-93748High
Information Disclosure via max-stale directive
Atlassian, Red Hat · 2 advisories - Added
CVE-2026-93690High
DoS (Denial of Service) uri-js Dependency in Bamboo Data Center
Atlassian, Red Hat · 2 advisories - Added
CVE-2026-93558High
Unbounded Per-Connection Queue Growth in WebSocketServerExtensionHandler Leads to Denial of Service
Atlassian, Red Hat · 2 advisories - Added
CVE-2026-93491High
DoS (Denial of Service) io.netty:netty-codec-http Dependency in Bamboo Data Center
Atlassian, Red Hat · 2 advisories - Added
CVE-2026-93488High
DoS (Denial of Service) io.netty:netty-codec-http Dependency in Bamboo Data Center
Atlassian, Red Hat · 2 advisories - Added
CVE-2026-40539High
Synology · 1 advisory - Added
CVE-2026-40538High
Synology · 1 advisory - Added
CVE-2026-40537High
Synology · 1 advisory - Added
CVE-2026-40536High
Synology · 1 advisory - Added
CVE-2026-40535High
Synology · 1 advisory - Added
CVE-2026-40534High
Synology · 1 advisory - Added
CVE-2026-40533High
Synology · 1 advisory - Added
CVE-2026-40532High
Synology · 1 advisory - Added
CVE-2026-40531High
Synology · 1 advisory - Added
CVE-2026-40530High
Synology · 1 advisory - Added
CVE-2026-4036High
Synology · 1 advisory - Added
CVE-2026-6205Critical
Synology · 1 advisory - Added
CVE-2026-13684Critical
Synology · 1 advisory - Added
CVE-2026-13683Critical
Synology · 1 advisory - Added
CVE-2026-13673Critical
Synology · 1 advisory - Added
CVE-2026-13666Critical
Synology · 1 advisory - Added
CVE-2026-13639Critical
Synology · 1 advisory - Added
CVE-2026-13635Critical
Synology · 1 advisory - Added
CVE-2026-13623Critical
Synology · 1 advisory - Added
CVE-2026-75157High
Apache Airflow: Asset queued-events DELETE endpoints gated on Dag READ instead of Dag EDIT (asset-triggered scheduling suppression)
Apache · 1 advisory - Added
CVE-2024-38639Medium
QTS: improper authentication vulnerability has been reported to affect product.
QNAP · 1 advisory - Added
CVE-2024-27123Medium
cross-site scripting (XSS) vulnerability has been reported to affect QcalAgent.
QNAP · 1 advisory - Added
CVE-2026-44777Medium
jq Vulnerability in NetApp Products
NetApp · 1 advisory