UBUNTU-CVE-2026-24734

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Native code did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypasse...

CVE-2026-24733

Improper Input Validation vulnerability in Apache Tomcat. Tomcat did not limit HTTP/0.9 requests to the GET method. If a security constraint was configured to allow HEAD requests to a URI but deny GET requests, the user could bypass that constraint on GET requests by sending a specification inval...

CVE-2026-24734

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Native code did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypasse...

CVE-2026-24734

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Native code did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypasse...

CVE-2026-24734 Apache Tomcat Native, Apache Tomcat: OCSP revocation bypass

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Native code did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypasse...

CVE-2026-24734 Apache Tomcat Native, Apache Tomcat: OCSP revocation bypass

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Native code did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypasse...

CVE-2026-24734

CVE-2026-24734 is an Improper Input Validation vulnerability affecting Apache Tomcat Native and Apache Tomcat itself. When using an OCSP responder, Tomcat Native (and the Tomcat Native FFM port) may not perform verification or freshness checks on OCSP responses, potentially allowing certificate r...

CVE-2026-24734 Apache Tomcat Native, Apache Tomcat: OCSP revocation bypass

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Native code did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypasse...

Fixed in Apache Tomcat Native Connector 2.0.12 / 1.3.5

Moderate: Incomplete OCSP verification checks CVE-2026-24734 When using an OCSP responder, Tomcat Native did complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypassed. This issue was reported to the Tomcat security team on 2 November...

CVE-2026-24734

Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Native code did not complete verification or freshness checks on the OCSP response which could allow certificate revocation to be bypasse...

CVE-2026-24733

Improper Input Validation vulnerability in Apache Tomcat. Tomcat did not limit HTTP/0.9 requests to the GET method. If a security constraint was configured to allow HEAD requests to a URI but deny GET requests, the user could bypass that constraint on GET requests by sending a specification inval...

CVE-2026-24733

Improper Input Validation vulnerability in Apache Tomcat. Tomcat did not limit HTTP/0.9 requests to the GET method. If a security constraint was configured to allow HEAD requests to a URI but deny GET requests, the user could bypass that constraint on GET requests by sending a specification inval...

CVE-2026-24733 Apache Tomcat: Security constraint bypass with HTTP/0.9

Improper Input Validation vulnerability in Apache Tomcat. Tomcat did not limit HTTP/0.9 requests to the GET method. If a security constraint was configured to allow HEAD requests to a URI but deny GET requests, the user could bypass that constraint on GET requests by sending a specification inval...

CVE-2026-24733 Apache Tomcat: Security constraint bypass with HTTP/0.9

Improper Input Validation vulnerability in Apache Tomcat. Tomcat did not limit HTTP/0.9 requests to the GET method. If a security constraint was configured to allow HEAD requests to a URI but deny GET requests, the user could bypass that constraint on GET requests by sending a specification inval...

CVE-2026-24733

CVE-2026-24733 describes an Improper Input Validation in Apache Tomcat where HTTP/0.9 HEAD requests can bypass security constraints intended for GET. Affected: Apache Tomcat 11.0.0-M1–11.0.14, 10.1.0-M1–10.1.49, 9.0.0.M1–9.0.112 (plus older EOL as noted). The root cause is failure to restrict HTT...

CVE-2026-24733 Apache Tomcat: Security constraint bypass with HTTP/0.9

Improper Input Validation vulnerability in Apache Tomcat. Tomcat did not limit HTTP/0.9 requests to the GET method. If a security constraint was configured to allow HEAD requests to a URI but deny GET requests, the user could bypass that constraint on GET requests by sending a specification inval...

CVE-2025-66614 Apache Tomcat: Client certificate verification bypass due to virtual host mapping

Improper Input Validation vulnerability. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.14, from 10.1.0-M1 through 10.1.49, from 9.0.0-M1 through 9.0.112. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 through 8.5.100. Older EOL...

CVE-2025-66614 Apache Tomcat: Client certificate verification bypass due to virtual host mapping

Improper Input Validation vulnerability. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.14, from 10.1.0-M1 through 10.1.49, from 9.0.0-M1 through 9.0.112. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 through 8.5.100. Older EOL...

CVE-2025-66614

Improper Input Validation vulnerability. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.14, from 10.1.0-M1 through 10.1.49, from 9.0.0-M1 through 9.0.112. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 through 8.5.100. Older EOL...

CVE-2025-66614

CVE-2025-66614 is an improper input validation issue in Apache Tomcat. The vulnerability affects Tomcat versions 11.0.0-M1 through 11.0.14, 10.1.0-M1 through 10.1.49, and 9.0.0-M1 through 9.0.112, with older EOL versions (8.5.0–8.5.100) also listed as affected. The root cause is failure to verify...