SSRF in Red Hat Mirror Registry For Openshift

CVE-2026-85471

A flaw was found in Quay. An authenticated repository administrator could bypass the hostname blacklist in webhook notifications, leading to a Server-Side Request Forgery (SSRF) vulnerability. This allows the Quay application to be tricked into sending requests to internal network resources, such as cloud metadata services or other services within the cluster. Consequently, this could lead to the disclosure of sensitive information from these internal services.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published .

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-85471?
CVE-2026-85471 is a medium-severity vulnerability in Red Hat Mirror Registry For Openshift, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.4/10. Published 2026-10-12.
How severe is CVE-2026-85471?
Medium severity. CVSS v3 base score is 6.4 out of 10.