CVE-2026-76183criticalCWE-289

CVE-2026-76183: fallo crítico en Apache Tomcat

Apache Tomcat: Bypass of security constraints for WebSocket endpoints

Publicada el · Actualizada el

Seguir esta CVE+ Monitorear Apache Tomcat+ Monitorear tomcat9

Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.

48Vexday Risk Score

Sin señal de explotación. Ella tiene prueba de concepto pública.

ssvc Attendcvss 9.8epss 0.6%
de la publicación al arma30 días
Publicada en NVD23 sept
1ª PoC+30d
Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 through 9.0.121. The following versions were EOS at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.43 through 7.0.109. Other unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.26, 10.1.60 or 9.0.122, which fix the issue.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Productos afectados
Apache Software Foundation · Apache Tomcat
⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
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