CVE-2026-24906
1 advisory.
Packagist/october/system CVE-2026-24906: medium 5.4
October CMS has Stored XSS in Backend Editor Markup Classes
Action: Upgrade october/system to 3.7.14 or later.
composer require october/system:4.1.10composer require october/system:3.7.14Affected
| introduced | fixed | last affected |
|---|---|---|
| 4.0.0 | 4.1.10 | - |
| 0 | 3.7.14 | - |
Fixed versions
| 4.1.10 | 3.7.14 |
Sources
- osv: GHSA-6qmh-j78v-ffp7
- https://github.com/octobercms/october/security/advisories/GHSA-6qmh-j78v-ffp7
- https://nvd.nist.gov/vuln/detail/CVE-2026-24906
- https://github.com/octobercms/october
CVE-2026-24906 · published · modified · JSON