CVE-2026-31857
1 advisory.
Packagist/craftcms/cms CVE-2026-31857: high, EPSS 0.92%
CraftCMS has an RCE vulnerability via relational conditionals in the control panel
Action: Upgrade craftcms/cms to 4.17.4 or later.
composer require craftcms/cms:5.9.9composer require craftcms/cms:4.17.4Affected
| introduced | fixed | last affected |
|---|---|---|
| 5.0.0-RC1 | 5.9.9 | - |
| 4.0.0-beta.1 | 4.17.4 | - |
Fixed versions
| 5.9.9 | 4.17.4 |
Sources
- osv: GHSA-fp5j-j7j4-mcxc
- https://github.com/craftcms/cms/security/advisories/GHSA-fp5j-j7j4-mcxc
- https://nvd.nist.gov/vuln/detail/CVE-2026-31857
- https://github.com/craftcms/cms/commit/8d4903647dcfd31b8d40ed027e27082013347a80
- https://github.com/craftcms/cms
CVE-2026-31857 · published · modified · JSON