Vulnerability Details CVE-2025-9981
QuickCMS is vulnerable to multiple Stored XSS in slider editor functionality (sliders-form). Malicious attacker with admin privileges can inject arbitrary HTML and JS into website, which will be rendered/executed on every 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.6%
CVSS Severity
CVSS v3 Score 4.8
References
Products affected by CVE-2025-9981
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cpe:2.3:a:opensolution:quick.cms:6.8