CVE-2026-79987 Craft CMS - Command Injection

Craft CMS Control Panel contains a command injection caused by insufficient permission checks for accessCp users, letting remote authenticated non-admin users execute OS commands as the PHP web worker, exploit requires accessCp permission.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
Proof of concept available
Authentication
Required
EPSS
0.65% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-470

Vendor fix

Update to the latest version of Craft CMS.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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