TI-2025-39351 Aliases CVE-2025-63523 GHSA-qgc9-p7cj-jvh6

FeehiCMS version 2.1.1 fails to enforce server-side immutability for parameters that are…

MEDIUM 62CWE-125Published 2025-12-01 · Updated 2025-12-01

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.

Summary

FeehiCMS version 2.1.1 fails to enforce server-side immutability for parameters that are presented to clients as "read-only." An authenticated attacker can intercept and modify the parameter in transit and the backend accepts the changes. This can lead to unintended username changes.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00282 20th percentileScored 2026-11-07

Public exploit Yes 2 exploit referencesTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA
—	feehi/feehicms (Packagist)	—	—	No fix listed	GHSA-qgc9-p7cj-jvh6

— Vendor— Affected all versions Fixed in — No fix listed CNA
feehi/feehicms (Packagist) Vendor— Affected — Fixed in — No fix listed GHSA-qgc9-p7cj-jvh6

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:feehi:feehicms:2.1.1:::::::*	2.1.1	Vulnerable	Feehi

cpe:2.3:a:feehi:feehicms:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·Feehi

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-63523
2026-10-03 Alias added: GHSA-qgc9-p7cj-jvh6

References

Exploit 2

Advisory 1

https://nvd.nist.gov/vuln/detail/CVE-2025-63523

Other 1

https://github.com/liufee/cms

TI-2025-40416 FeehiCMS version 2.1.1 has a Remote Code Execution via Unrestricted File Upload in Ad… CVSS 3.1MEDIUM 6.5
TI-2025-13939 FeehiCMS TimThumb timthumb.php server-side request forgery CVSS 4.0MEDIUM 6.9
TI-2020-18805 Cross Site Scripting (XSS) vulnerability in FeehiCMS 2.0.8 allows remote attackers to run… CVSS 3.1MEDIUM 6.1
TI-2025-39349 Cross Site Scripting (XSS) vulnerability in FeehiCMS 2.1.1 via the id parameter of the… CVSS 3.1MEDIUM 6.1
TI-2022-21148 FeehiCMS v2.1.1 was discovered to contain a reflected cross-site scripting (XSS)… CVSS 3.1MEDIUM 6.1
TI-2021-14807 Cross Site Scripting (XSS) vulnerability in Feehi CMS thru 2.1.1 allows attackers to run… CVSS 3.1MEDIUM 6.1

See all 23 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences