CVE-2026-59260
published 2026-07-12CVE-2026-59260: OpenWrt luci-app-samba4 read ACL grants file.exec permission on /usr/sbin/smbd, allowing authenticated delegated users to execute the Samba daemon with…
PriorityP261high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
0.68%
50.4th percentile
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.
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.08.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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GHSA
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.
ghsa_unreviewed·2026-07-12
CVE-2026-59260 [HIGH] CWE-269 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.
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.
VulDB
OpenWrt Samba /usr/sbin/smbd message Message os command injection (EUVD-2026-43233)
vuldb·2026-07-12·CVSS 8.8
CVE-2026-59260 [HIGH] OpenWrt Samba /usr/sbin/smbd message Message os command injection (EUVD-2026-43233)
A vulnerability categorized as very critical has been discovered in OpenWrt. The impacted element is the function Message of the file /usr/sbin/smbd of the component Samba. The manipulation of the argument Message results in os command injection.
This vulnerability was named CVE-2026-59260. The attack may be performed from remote. There is no available exploit.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-07-12
Published