CVE-2026-26274
Medium
Description
October is a Content Management System (CMS) and web platform. Prior to 3.7.14 and 4.1.10, a vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safe_mode is enabled. Backend users with Developer permissions could use Twig template markup to execute insert, update, and delete operations on any database table through the query builder, which is included in the sandbox allow-list. This vulnerability is fixed in 3.7.14 and 4.1.10.
SeverityMedium
CVSS6.6
Exploit probability—
ProductOctober/october
PublishedApr 21, 2026
First seenApr 21, 2026
Weakness typeCWE-184CWE-184CWE-863Incorrect authorization
How to fix
Update
- october/october3.7.14, 4.1.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| october/octoberPackagist | v < 3.7.14, 4.0.0 ≤ v < 4.1.10 | 3.7.14, 4.1.10 |
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