Unrated severityNVD Advisory· Published Jul 12, 2026· Updated Jul 14, 2026
OpenWrt luci-app-samba4 read ACL remote code execution via smbd
CVE-2026-59260
Description
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.
Affected products
1Patches
Vulnerability mechanics
References
2- github.com/openwrt/luci/security/advisories/GHSA-vx64-mmp7-h36cmitrevendor-advisory
- www.vulncheck.com/advisories/openwrt-luci-app-samba4-read-acl-remote-code-execution-via-smbdmitrethird-party-advisory
News mentions
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