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

Type: advisorySource: Official CVE List1 source record

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.

Announced Source revision 1
Original source ↗

CVE-2026-59260

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-59260

luci

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "openwrt",
    "modules": [
      "luci-app-samba4"
    ],
    "product": "luci",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "24.10.8",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "25.12.0",
        "lessThan": "25.12.5",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-59260

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#4756 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement