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CVE-2026-72840

🗓️ 13 Aug 2026 21:54:39Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 58 Views

Overly permissive ACL in OpenWrt luci-mod-system-mounts grants root RCE via crontab writes by mount-only users.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-72840
13 Aug 202621:54
–attackerkb
circl
Circl
CVE-2026-72840
18 Aug 202604:05
–circl
cvelist
Cvelist
CVE-2026-72840 OpenWrt LuCI luci-mod-system-mounts ACL Root RCE via Crontab Write
13 Aug 202621:54
–cvelist
euvd
EUVD
EUVD-2026-58548
14 Aug 202600:32
–euvd
mend
Mend
CVE-2026-72840
13 Aug 202621:54
–mend
nvd
NVD
CVE-2026-72840
13 Aug 202622:17
–nvd
ptsecurity
Positive Technologies
PT-2026-71903
13 Aug 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-72840: Incorrect Privilege Assignment
13 Aug 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-72840 OpenWrt LuCI luci-mod-system-mounts ACL Root RCE via Crontab Write
13 Aug 202621:54
–vulnrichment
Vulners
CNA
Node
OR
openwrtluciRange0–24.10.8
openwrtluciRange25.12.0–25.12.5
[
  {
    "vendor": "openwrt",
    "product": "luci",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "24.10.8"
      },
      {
        "version": "25.12.0",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "25.12.5"
      }
    ],
    "modules": [
      "luci-mod-system"
    ]
  }
]

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30 Sep 2026 18:18Current
6Medium risk
Vulners AI Score6
CVSS 48.7
CVSS 3.18.8
EPSS0.00442
SSVC
58