GHSA-9m89-8frq-c98c
Apache Tomcat - AJP secret compared in non-constant time
At a glance
- Published
- Updated
- CVE
- CVE-2026-43514
- Aliases
- BIT-tomcat-2026-43514
- CVSS_V3
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Description
Versions Affected: Apache Tomcat 11.0.0-M1 to 11.0.21 Apache Tomcat 10.1.0-M1 to 10.1.54 Apache Tomcat 9.0.0.M1 to 9.0.117 Older, unsupported versions may also be affected Description: The AJP secret was compared in non-constant time allowing an attacker on the local network to mount a timing attack to determine the AJP secret. Mitigation: Users of the affected versions should apply one of the following mitigations: - Upgrade to Apache Tomcat 11.0.22 or later - Upgrade to Apache Tomcat 10.1.55 or later - Upgrade to Apache Tomcat 9.0.118 or later
Affected packages
| Package | Versions |
|---|---|
| Maven · org.apache.tomcat.embed:tomcat-embed-core | introduced 0, fixed 9.0.118 |
| Maven · org.apache.tomcat.embed:tomcat-embed-core | introduced 10.1.0-M1, fixed 10.1.55 |
| Maven · org.apache.tomcat.embed:tomcat-embed-core | introduced 11.0.0-M1, fixed 11.0.22 |
| Maven · org.apache.tomcat:tomcat | introduced 0, fixed 9.0.118 |
| Maven · org.apache.tomcat:tomcat | introduced 10.1.0-M1, fixed 10.1.55 |
| Maven · org.apache.tomcat:tomcat | introduced 11.0.0-M1, fixed 11.0.22 |
| Maven · org.apache.tomcat:tomcat-catalina | introduced 0, fixed 9.0.118 |
| Maven · org.apache.tomcat:tomcat-catalina | introduced 10.1.0-M1, fixed 10.1.55 |
| Maven · org.apache.tomcat:tomcat-catalina | introduced 11.0.0-M1, fixed 11.0.22 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-43514 ADVISORY
- https://github.com/apache/tomcat/commit/933dcdbf2515972280002929e7e597dead2e9ffa WEB
- https://github.com/apache/tomcat/commit/a102a2a157868ca51d83eaf5a119ccd9976a113e WEB
- https://github.com/apache/tomcat/commit/d35d9d23263c8e4af561f615c960c91697ff200e WEB
- https://github.com/apache/tomcat PACKAGE
- https://lists.apache.org/thread/2k654v5cq123npfsd1b2kk1y30owqb1m WEB
- https://tomcat.apache.org/security-10.html WEB
- https://tomcat.apache.org/security-11.html WEB
- https://tomcat.apache.org/security-9.html WEB
- http://www.openwall.com/lists/oss-security/2026/05/12/10 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |