CVE-2023-37269
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
1.0
Description
Winter CMS stored XSS through privileged upload of SVG file
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
WinterCMS < 1.2.3 - Persistent Cross-Site Scripting
Source code queued for fetch — refresh in a moment.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | wintercms/winter | <1.2.3 | 1.2.3 |
References
- https://github.com/wintercms/winter/security/advisories/GHSA-wjw2-4j7j-6gc3
- https://nvd.nist.gov/vuln/detail/CVE-2023-37269
- https://github.com/wintercms/storm/commit/186d85d8fea2cae43afc807d39f68553c24e56be
- https://github.com/wintercms/winter/commit/fa50b4c7489b67ea80072f8ac9fe5294fce1df1c
- https://github.com/wintercms/winter
- https://github.com/wintercms/winter/releases/tag/v1.2.3
- http://packetstormsecurity.com/files/173520/WinterCMS-1.2.2-Cross-Site-Scripting.html
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.