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CVE-2026-13546— Feehi CMS REST API Endpoint articles missing authentication

Quick assessment

Affected
Feehi CMS
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.

feehi cms是feehi个人开发者的一款网站内容管理组件。 Feehi CMS 2.1.1版本及之前版本存在授权问题漏洞，该漏洞源于对文件/api/articles中未知代码的操作导致缺失身份验证，可能导致攻击者远程发起攻击。

CVSS 7.3 · High EPSS 0.65% · P50

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
Feehi CMS 2.1.0 affected
2.1.1 affected
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I. Basic Information for CVE-2026-13546

Vulnerability Information
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Vulnerability Title
Feehi CMS REST API Endpoint articles missing authentication
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Feehi CMS up to 2.1.1. This vulnerability affects unknown code of the file /api/articles of the component REST API Endpoint. Performing a manipulation results in missing authentication. The attack may be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Feehi CMS 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
feehi cms是feehi个人开发者的一款网站内容管理组件。 Feehi CMS 2.1.1版本及之前版本存在授权问题漏洞，该漏洞源于对文件/api/articles中未知代码的操作导致缺失身份验证，可能导致攻击者远程发起攻击。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Feehi CMS 2.1.0 cpe:2.3:a:feehi:cms:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-13546

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7987 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
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Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-13546

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Proof of Concept for CVE-2026-13546 (1)

IV. Related Vulnerabilities

Same product: CMS
Same vendor: Feehi
Same weakness: CWE-306

V. Comments for CVE-2026-13546

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