Vulnerability · Published Jun 29, 2026 · Assigned by VulDB

CVE-2026-13544Feehi CMS API users access control

Medium 6.3

In plain English

A medium-severity improper access control in CMS from Feehi. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.4%top 68.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A flaw has been found in Feehi CMS up to 2.1.1. Affected by this issue is some unknown functionality of the file /api/users of the component API. This manipulation causes improper access controls. The attack can be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

Vendor	Product	Versions
Feehi	CMS	2.1.02.1.1

Weakness: CWE-284, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-374552 | Feehi CMS API users access control vdb-entry
VDB-374552 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-13544 | CVE Analysis and Report third-party-advisory
Submit #842582 | liufee cms 2.1.1 Information Disclosure third-party-advisory
Submit #842595 | liufee cms 2.1.1 Improper Privilege Management (Duplicate) third-party-advisory
Submit #842602 | liufee cms 2.1.1 Authorization Bypass (Duplicate) third-party-advisory
https://github.com/liufee/cms/issues/88 issue-tracking
https://github.com/liufee/cms/issues/89 exploit, issue-tracking