Auth bypass in Red Hat Certificate System 10

CVE-2026-17039

A flaw was found in pki-core. The certificate authority (CA) renewal request path does not perform the realm-based authorization check that the enrollment path performs, allowing an authenticated user entitled to one realm to cause a certi…

Vulnerability class: Broken Access Control

CVSS v3 metric

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-17039?
CVE-2026-17039 is a low-severity vulnerability in Red Hat Certificate System 10, classified under Incorrect Authorization. CVSS score: 3.1/10. Published 2026-07-24.
How severe is CVE-2026-17039?
Low severity. CVSS v3 base score is 3.1 out of 10.