---
id: CVE-2026-11569
title: 'Quay: quay: stored xss via filedrop svg upload'
summary: >-
  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 inl…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-79
vendor: Red Hat
product: quay/quay-rhel8
affected:
  - quay/quay-rhel8 (all versions)
  - quay/quay-rhel9 (all versions)
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-06-08T12:15:25.821009Z'
published: '2026-06-08'
updated: '2026-11-01'
sourceUpdated: '2026-11-01T05:06:44.799Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-11569'
references:
  - url: 'https://access.redhat.com/security/cve/CVE-2026-11569'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2486194'
    label: RHBZ#2486194
tags:
  - cve.org
epss: 0.00138
epssPercentile: 0.0322
ingestedAt: '2026-11-05T18:28:50.692Z'
---

## Overview

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.

## Affected

- `quay/quay-rhel8 (all versions)`
- `quay/quay-rhel9 (all versions)`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.