Description
QuickCMS.EXT is vulnerable to Reflected XSS in sFileName parameter in thumbnail viewer functionality. An attacker can craft a malicious URL that results in arbitrary JavaScript execution in the victim's browser when opened.
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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OpenSolution | Quick.CMS.EXT | 6.8 | — |
References
- https://cert.pl/posts/2025/08/CVE-2025-54172 third-party-advisory
- https://opensolution.org/professional-cms-system-quick-cms-ext.html product