QuickCMS is vulnerable to multiple Stored XSS in page editor functionality (pages-form). Malicious attacker with admin privileges can inject arbitrary HTML and JS into website, which will be rendered/executed when visiting edited page. By default admin user is not able to add JavaScript into the website. 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.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 1
- First seenCVSS 4.8 · opensolutionNVD modified 2026-10-08 11:10
Affected (CPE criteria) 1
cpe:2.3:a:opensolution:quick.cms:6.8:*:*:*:*:*:*:*
References 2
- https://cert.pl/posts/2025/10/CVE-2025-9980 Third Party Advisory
- https://opensolution.org/cms-system-quick-cms.html Product