CVE-2026-101296 — Apache Tomcat: JNDIRealm bind credential validation fails open for non-GSSAPI SASL mechanisms

Description (CNA)

A missing critical step in authentication vulnerability in Apache Tomcat when the JNDI realm was configured with with a non GSSAPI SASL authentication mechanism allowed attackers to authenticate without providing the correct password. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.26, from 10.1.0-M1 through 10.1.60, from 9.0.0.M1 through 9.0.122. The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Tomcat	affected 11.0.0-M1 through 11.0.26; affected 10.1.0-M1 through 10.1.60; affected 9.0.0.M1 through 9.0.122; affected 8.5.0 through 8.5.100; affected 7.0.0 through 7.0.109

CWE

CWE-304

References

https://lists.apache.org/thread.html/bl52b9go9ckoov8x4v3dt6rkm573cygd

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/10/20/26

CISA-ADP

No English description supplied.

No references supplied.