CVE-2025-61676
Last modified
CVE-2025-61676 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. October is a Content Management System (CMS) and web platform. Prior to versions 3.7.13 and 4.0.12, a cross-site scripting (XSS) vulnerabilities was identified in October CMS backend configuration forms. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
October is a Content Management System (CMS) and web platform. Prior to versions 3.7.13 and 4.0.12, a cross-site scripting (XSS) vulnerabilities was identified in October CMS backend configuration forms. A user with the Customize Backend Styles permission could inject malicious HTML/JS into the stylesheet input at Styles from Branding & Appearance settings. A specially crafted input could break out of the intended <style> context, allowing arbitrary script execution across backend pages for all users. This issue has been patched in versions 3.7.13 and 4.0.12.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Octobercms | October | < 3.7.13 |
| Octobercms | October | >= 4.0.0, < 4.0.12 |
References
- https://github.com/octobercms/october/security/advisories/GHSA-wvpq-h33f-8rp6Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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