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CVE-2023-44382— October CMS safe mode bypass using Twig sandbox escape

Quick assessment

Affected
octobercms october
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

October是October开源的一个内容管理系统 (CMS) 和网络平台。 October 存在代码注入漏洞，该漏洞源于在启用了“cms.safe_mode”的情况下，具有“editor.cms_pages”、“editor.cms_layouts”或“editor.cms_partials”权限的人可以编写特定的 Twig 代码来逃避 Twig 沙箱并执行任意 PHP 代码。

CVSS 9.1 · Critical EPSS 0.87% · P58

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell
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I. Basic Information for CVE-2023-44382

Vulnerability Information
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Vulnerability Title
October CMS safe mode bypass using Twig sandbox escape
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
October 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
October是October开源的一个内容管理系统 (CMS) 和网络平台。 October 存在代码注入漏洞，该漏洞源于在启用了“cms.safe_mode”的情况下，具有“editor.cms_pages”、“editor.cms_layouts”或“editor.cms_partials”权限的人可以编写特定的 Twig 代码来逃避 Twig 沙箱并执行任意 PHP 代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
octobercms october >= 3.0.0, < 3.4.15 -

II. Public POCs for CVE-2023-44382

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 7614 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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III. Intelligence Information for CVE-2023-44382

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Vendor Advisories for CVE-2023-44382 (1)

IV. Related Vulnerabilities

Same product: october
Same vendor: octobercms
Same weakness: CWE-94

V. Comments for CVE-2023-44382

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