CVE-2026-26274
MEDIUM EPSS 13.6%
Published Apr 21, 20262mo ago · Modified Jun 17, 20261w ago
6.6 CVSS 3.1
Published Apr 21, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H Attack Vector Network
Attack Complexity High
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
13.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 2
CWE-184
CWE-863 Incorrect Authorization Authorization
References 1
- github.com https://github.com/octobercms/october/security/advisories/GHSA-h6jm-f4hh-fw27
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.