Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

CVE-2026-11623

Gravedad CVSS v4.0:
BAJA
Tipo:
CWE-119 Restricción de operaciones inapropiada dentro de los límites del búfer de la memoria
Fecha de publicación:
09/06/2026
Última modificación:
09/06/2026

Descripción

*** Pendiente de traducción *** A security vulnerability has been detected in tmux up to 3.6a. Affected is the function image_free of the file image.c. Such manipulation leads to use after free. Local access is required to approach this attack. This attack is characterized by high complexity. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used. Upgrading to version 3.7-rc is able to address this issue. The name of the patch is fc6d94a9f8a593bd8b7031650802084385d4ee03. The affected component should be upgraded.