CVE-2025-54540 — MEDIUM (6.1)

Vulnerability Description

QuickCMS is vulnerable to Reflected XSS via sSort parameter in admin's panel functionality. A malicious attacker can craft a specially crafted URL that, when opened, results in arbitrary JavaScript execution in the victim's browser. The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version 6.8 was tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Opensolution	Quick.Cms	6.8

Related Weaknesses (CWE)

CWE-79

References

https://cert.pl/posts/2025/08/CVE-2025-54540Third Party Advisory
https://opensolution.orgProduct

FAQ

What is CVE-2025-54540?

CVE-2025-54540 is a vulnerability with a CVSS score of 6.1 (MEDIUM). QuickCMS is vulnerable to Reflected XSS via sSort parameter in admin's panel functionality. A malicious attacker can craft a specially crafted URL that, when opened, results in arbitrary JavaScript ex...

How severe is CVE-2025-54540?

CVE-2025-54540 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-54540?

Check the references section above for vendor advisories and patch information. Affected products include: Opensolution Quick.Cms.