CVE-2023-44382 - CVE House
Back to Database
Status published Critical CVE-2023-44382

October CMS safe mode bypass using Twig sandbox escape

Vulnerability Description

October is a Content Management System (CMS) and web platform to assist with development workflow. An authenticated backend user with the `editor.cms_pages`, `editor.cms_layouts`, or `editor.cms_partials` permissions who would normally not be permitted to provide PHP code to be executed by the CMS due to `cms.safe_mode` being enabled can write specific Twig code to escape the Twig sandbox and execute arbitrary PHP. This issue has been patched in 3.4.15.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-44382

Credits & Attribution

No credits recorded in the NVD database.

References

More from octobercms

View All →
CVE-2025-61676
October CMS Vulnerable to Stored XSS via Branding Styles
Medium 6.1
CVE-2025-61674
October CMS Vulnerable to Stored XSS via Editor and Branding Styles
Medium 6.1
CVE-2024-51991
October CMS Allows Unprotected SVG Rename in Media Manager
Low 1.1
CVE-2024-25637
Reflected XSS via X-October-Request-Handler Header
Low 3.1
CVE-2024-24764
October Open Redirect for Administrator Accounts
Low 3.5

Affected Vendor

Affected Software

october
Vulnerable Versions:
>= 3.0.0, < 3.4.15

Timeline

Official Publish: December 1st, 2023
Last Modified: August 2nd, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)

CWE-94

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1505.003 Web Shell
Persistence
T1105 Ingress Tool Transfer
Command and Control
T1565.002 Stored Data Manipulation
Impact