PT-2026-53746 · Apache · Apache Tomcat
Ilan Toyter
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Published
2026-06-29
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Updated
2026-06-29
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CVE-2026-55957
None
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Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds using GSSAPI allowed attackers to authenticate without provided the correct password.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.4, from 10.1.0-M1 through 10.1.36, from 9.0.0.M1 through 9.0.100, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.
Users are recommended to upgrade to version 11.0.5, 10.1.37 or 9.0.101, which fixes the issue.
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Weakness Enumeration
Related Identifiers
Affected Products
Apache Tomcat