XSS in Wintercms Winter
CVE-2023-37269
Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Users with the `backend.manage_branding` permission can upload SVGs as the application logo. Prior to version 1.2.3, SVG uploads were not san…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.027 (84.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.0 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Wintercms Winter — versions < 1.2.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
- security-advisories@github.com (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-37269?
- CVE-2023-37269 is a low-severity vulnerability in Wintercms Winter, classified under Cross-site Scripting. CVSS score: 2.0/10. Published 2023-07-07.
- How severe is CVE-2023-37269?
- Low severity. CVSS v3 base score is 2.0 out of 10.
- Is CVE-2023-37269 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.