High severity · published Sep 10, 2026
CVE-2026-79987
Low-privilege RCE through element-search eager loading
8.8
CVSS
0.6%
EPSS
No
On KEV
Description
A remote, authenticated, non-admin Craft CMS Control Panel user with only the accessCp permission can execute operating system commands as the PHP web worker.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CM
cms · craftcms
5.8.0 before 5.10.13 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-79987
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-79987
github.com
https://github.com/craftcms/cms
github.com
https://github.com/craftcms/cms/releases/tag/5.10.13
github.com
https://github.com/craftcms/cms/security/advisories/GHSA-9c4j-cjw3-r3xx
www.hckrt.com
https://www.hckrt.com/hacktivity/HCKRT-9TSYY2
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