What is CVE-2025-7777?

CVE-2025-7777 is a medium-severity vulnerability in Red Hat Mirror Registry For Openshift, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.5/10. Published 2025-08-20.

How severe is CVE-2025-7777?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Open Redirect in Red Hat Mirror Registry For Openshift

CVE-2025-7777

The mirror-registry doesn't properly sanitize the host header HTTP header in HTTP request received, allowing an attacker to perform malicious redirects to attacker-controlled domains or phishing campaigns.

Vulnerability class: Open Redirect

EPSS: 0.002 (11.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Red Hat Mirror Registry For Openshift

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2025-7777?: CVE-2025-7777 is a medium-severity vulnerability in Red Hat Mirror Registry For Openshift, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.5/10. Published 2025-08-20.
How severe is CVE-2025-7777?: Medium severity. CVSS v3 base score is 6.5 out of 10.