CVE-2026-81934: fallo de gravedad alta en Redis
Redis TLS pending-data list use-after-free
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
41Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 7.5epss 0.5%
Redis contains a use-after-free vulnerability in the 'tlsProcessPendingData()' function, which handles the TLS pending-data list if Redis is configured with TLS support. A remote, unauthenticated attacker may be able to execute arbitrary commands with the privileges of the Redis server.
CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
PoCs públicas encontradas — 1
cve_referencegithub.com/v12-security/pocs/tree/main/redis/server_sslno verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
CVEs relacionadas — Redis
En el mismo producto, de las más peligrosas a las menos.
Referencias
https://github.com/redis/redis/commit/6d088c335d5c3ec49a6c28486140b498e70b7834https://github.com/redis/redis/releases/tag/6.2.24https://github.com/redis/redis/releases/tag/7.2.16https://github.com/redis/redis/releases/tag/7.4.11https://github.com/redis/redis/releases/tag/8.10.1https://github.com/redis/redis/releases/tag/8.2.9https://github.com/redis/redis/releases/tag/8.4.6https://github.com/redis/redis/releases/tag/8.6.6https://github.com/redis/redis/releases/tag/8.8.2https://github.com/v12-security/pocs/tree/main/redis/server_sslhttps://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-239-01.jsonhttps://raw.githubusercontent.com/redis/redis/6.2/00-RELEASENOTES