CVE-2026-59260OpenWrt luci-app-samba4 read ACL remote code execution via smbd

Descripción

OpenWrt luci-app-samba4 read ACL grants file.exec permission on /usr/sbin/smbd, allowing authenticated delegated users to execute the Samba daemon with caller-controlled command-line arguments. Attackers can pass arbitrary Samba global options such as message command to a root smbd process, triggering command execution when SMB protocol messages are processed.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• GitHub Security Advisory (GHSA-vx64-mmp7-h36c) vendor-advisory
• VulnCheck Advisory: OpenWrt luci-app-samba4 read ACL remote code execution via smbd third-party-advisory