CVE-2026-11569
Quay: quay: stored xss via filedrop svg upload
- State
- Published
- Severity
- 5.4 Medium
- Published
- Jun 8, 2026
- Updated
- Nov 1, 2026
- Reserved
- Jun 8, 2026
Description
A flaw was found in Quay. The filedrop endpoint accepts any mime type without validation, allowing an authenticated user with repository write access to upload a malicious SVG file containing JavaScript. The file is stored and served inline through the CDN, enabling stored cross-site scripting when a victim visits the archive URL.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N | redhat |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation
Affected Products
| Product | Versions |
|---|---|
Red Hat Quay 3Red Hat | |
Red Hat Quay 3Red Hat |
References
- https://access.redhat.com/security/cve/CVE-2026-11569vdb-entry
- RHBZ#2486194issue-tracking
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