CVE-2026-59260
OpenWrt luci-app-samba4 read ACL remote code execution via smbd
- State
- Published
- Severity
- 8.7 High
- Published
- Jul 12, 2026
- Updated
- Sep 30, 2026
- Reserved
- Jul 4, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-269 Improper Privilege Management
Affected Products
| Product | Versions |
|---|---|
luciopenwrt |
|
References
- GitHub Security Advisory (GHSA-vx64-mmp7-h36c)vendor-advisory
- VulnCheck Advisory: OpenWrt luci-app-samba4 read ACL remote code execution via smbdthird-party-advisory
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