VULNERABILITY INTELLIGENCE

CVE-2026-32258

CVSS score8.1 HIGH
EPSS probability0.38%
CISA KEVNot currently listed
Published2026-08-26
Last modified2026-09-09
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N

Description

Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. From 1.2.10 through 1.2.12, authenticated backend users with the backend.manage_editor permission can store custom Markup Styles that are compiled by the LESS parser and rendered without sanitization on every backend page, allowing stored cross-site scripting. This issue is fixed in version 1.2.13.

Weakness classification

  • security-advisories@github.com: CWE-79

Primary references