Vulnerability · Published Aug 28, 2025 · Assigned by CERT-PL

CVE-2025-54540Reflected XSS in QuickCMS

Medium 5.1

In plain English

A medium-severity cross-site scripting in QuickCMS from OpenSolution. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).

Severity (CVSS 4.0)5.1Medium

Exploit odds (30 days)0.3%top 77.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
OpenSolution	QuickCMS	6.8

Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

References

https://cert.pl/posts/2025/08/CVE-2025-54540 third-party-advisory
https://opensolution.org product