VDB
CVE-2026-43512
CVE-2026-43512
PUBLISHED
CVSS 9.300000190734863 CRITICAL
DEPRECATED: Authentication Bypass Issues vulnerability in digest authentication in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from before 7.0.0. Older unsupported versions any also be affect Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.
EPSS 0.14% · 33.6th percentile
Risk Scores
CVSS v4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS Score
0.14%
33.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache Software Foundation | Apache Tomcat | 11.0.0-M1, 10.1.0-M1, 8.5.0 |
Timeline
- May 12, 2026 CVE Published
- May 12, 2026 PoC Published
- May 13, 2026 Security Advisory
- May 18, 2026 CVE Updated
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
References
- https://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.118 advisory
- https://tomcat.apache.org/security-10.html#Fixed_in_Apache_Tomcat_10.1.55 advisory
- https://tomcat.apache.org/security-11.html#Fixed_in_Apache_Tomcat_11.0.22 advisory
- https://lists.apache.org/thread/7x09x7o12solvclslw3sz0288xc8wx73 vendor-advisory
- http://www.openwall.com/lists/oss-security/2026/05/12/8 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-43512 advisory