CVE Watch2 jul 2026

CVE-2026-55957

Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds using GSSAPI

CVSS

7.3

Alto

EPSS

0.5%

p37

KEV

—

Exploit Today

0-100

Publicado: 29 jun 2026 · Última mod.: 2 jul 2026 · CWE-304

EPSS · 30d

0.2%EPSS · 30 días0.5%

2026-06-302026-07-16

Descripción técnica

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.

Referencias oficiales

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