Mirror-registry: quay: quay: server-side request forgery via open redirect vulnerability in web interface
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Deferred Red Hat: fix deferred
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-601.
Summary
A flaw was found in mirror-registry where an authenticated user can trick the system into accessing unintended internal or restricted systems by providing malicious web addresses. When the application processes these addresses, it automatically follows redirects without verifying the final destination, allowing attackers to route requests to systems they should not have access to.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Red Hat | mirror registry for Red Hat OpenShift | — | — | No fix listed | CNA |
| Red Hat | mirror registry for Red Hat OpenShift 2 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Quay 3 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Quay 3 | — | — | No fix listed | CNA |
- mirror registry for Red Hat OpenShift VendorRed Hat Affected — Fixed in — No fix listed CNA
- mirror registry for Red Hat OpenShift 2 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Quay 3 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Quay 3 VendorRed Hat Affected — Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:redhat:quay:3.0.0:*:*:*:*:*:*:* | 3.0.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | 8.0 | Running on | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* | 9.0 | Running on | Red Hat |
| cpe:2.3:a:redhat:mirror_registry:-:*:*:*:*:openshift:*:* | not specified by NVD | Vulnerable | Red Hat |
- cpe:2.3:a:redhat:quay:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Running on ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Running on ·Red Hat
- cpe:2.3:a:redhat:mirror_registry:-:*:*:*:*:openshift:*:* Versions not specified by NVD Vulnerable ·Red Hat
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Quay 3 | Affected | No fix yet: Fix deferred |
| mirror registry for Red Hat OpenShift | Affected | No fix yet: Fix deferred |
| mirror registry for Red Hat OpenShift 2 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-2376
- 2026-10-03 Alias added: GHSA-9w78-x9jw-9c7m
References
More Red Hat Mirror Registry vulnerabilities
- TI-2024-03377 Mirror-registry: plain-text default csrf secret key CVSS 3.1HIGH 8.8
- TI-2024-03378 Mirror-registry: default database secret key stored in plain-text on initial configuration file CVSS 3.1MEDIUM 6.5
Sources
- CVE-2026-2376 · CVE Program
- CVE-2026-2376 · NVD
- FIRST EPSS
- GHSA-9w78-x9jw-9c7m · GitHub Advisory Database · CC BY 4.0
- CVE-2026-2376 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences