CVE-2026-17039

low Red Hat
CVSS v3 Base Score
3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS Score
0.2%
Exploitation probability in 30 days
Top 89% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Published: July 24, 2026 (45 days ago)
Last Modified: July 24, 2026
Vendor: Red Hat
Source: REDHAT

Description

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 certificate belonging to a different realm to be renewed without that realm's authorization.

CWE

CWE-863

Affected Products

Red Hat Certificate System 10Red Hat Certificate System 11Red Hat Certificate System 9Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 access.redhat.com 🔗 github.com