CVE-2026-68525 Apache Tomcat: Redirect after FORM auth may bypass method specific constraints

Incorrect Authorization vulnerability in Apache Tomcat's FORM authentication process allows the bypassing of a security constraint that limits user has access to a resource POST but not GET. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from...

CVE-2026-66422 Apache Tomcat: Servlet role references can bypass declarative role constraints

Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used as role aliases within the Realm in additional to the correct usage with Request.isUserInRole. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 throu...

CVE-2026-66422

This is an Improper Authorization vulnerability in Apache Tomcat where security-role-ref definitions were incorrectly treated as role aliases within the Realm , enabling a bypass of declarative role constraints beyond the intended Request.isUserInRole() mechanism. Affected releases span 11.0.0-M1...

CVE-2026-66422

Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used as role aliases within the Realm in additional to the correct usage with Request.isUserInRole. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 throu...

CVE-2026-65927

An off-by-one error in the RewriteValve of Apache Tomcat affecting the [N] flag causes rewrite processing to restart at the second rule rather than the first, which may bypass access control . Affected versions include 11.0.0-M1 through 11.0.24 , 10.1.0-M1 through 10.1.57 , 9.0.0-M1 through 9.0.1...

CVE-2026-65927

Off-by-one Error vulnerability in Apache Tomcat impacting the N flag on the rewrite valves causes rewrite processing to restart at the second rule rather than the first rule. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through...

CVE-2026-65927 Apache Tomcat: RewriteValve [N] restarts at the second rule and may bypass access control

Off-by-one Error vulnerability in Apache Tomcat impacting the N flag on the rewrite valves causes rewrite processing to restart at the second rule rather than the first rule. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through...

CVE-2026-65905

Authentication Bypass by Capture-replay vulnerability in Apache Tomcat's DIGEST authenticator. If, before windowSize requests have been made, a client makes a DIGEST authenticated request with a nonceCount on the upper boundary of the replay window then that request is replayable once only while...

CVE-2026-65905

Authentication Bypass by Capture-replay vulnerability in Apache Tomcat's DIGEST authenticator. If, before windowSize requests have been made, a client makes a DIGEST authenticated request with a nonceCount on the upper boundary of the replay window then that request is replayable once only while...

CVE-2026-65905 Apache Tomcat: Limited replay attack possible with DIGEST authentication

Authentication Bypass by Capture-replay vulnerability in Apache Tomcat's DIGEST authenticator. If, before windowSize requests have been made, a client makes a DIGEST authenticated request with a nonceCount on the upper boundary of the replay window then that request is replayable once only while...

CVE-2026-65637

Apache Tomcat contains an improper input validation vulnerability in its HTTP/2 implementation where the fix for CVE-2026-32990 (strict SNI validation) was incomplete, allowing a no-authority bypass of strict SNI validation . The issue affects 11.0.20–11.0.24 , 10.1.53–10.1.57 , and 9.0.115–9.0.1...

CVE-2026-65637 Apache Tomcat: HTTP/2 no-authority bypass of strict SNI validation - CVE-2026-32990 fix incomplete

Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121,...

CVE-2026-65637

Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121,...

CVE-2026-65183

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the unix domain socket. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.42 throug...

CVE-2026-65183 Apache Tomcat: TOCTOU when setting specific permissions for Unix Domain Sockets

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the unix domain socket. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.42 throug...

CVE-2026-65183

Apache Tomcat is affected by a TOCTOU race condition when creating Unix Domain Sockets, allowing an unauthorised local user to access the socket. The Tomcat security team rates this as Low severity, though the CNA-assigned CVSS 3.1 score is 8.1 (HIGH) . Affected versions: 11.0.0-M1 through 11.0.2...

CVE-2026-65182

Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass if a constraint for a longer path is specified before a more restrictive constraint for a shorter sub-path. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from...

CVE-2026-65182 Apache Tomcat: Bypass longest prefix security constraint

Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass if a constraint for a longer path is specified before a more restrictive constraint for a shorter sub-path. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from...

CVE-2026-65182

Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass if a constraint for a longer path is specified before a more restrictive constraint for a shorter sub-path. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from...

CVE-2020-1938_Ghostcat-PoC

CVE-2020-1938Ghostcat-PoC - CVE-2020-1938 Uma poderosa ferramenta de exploração em Python para a vulnerabilidade Apache Tomcat AJP Ghostcat CVE-2020-1938, com funcionalidades avançadas para testes de penetração e pesquisa de segurança. 🔍 Visão Geral A vulnerabilidade Ghostcat CVE-2020-1938 permit...