Understanding and Defending Against CVE-2026-80110: A Critical Vulnerability in pki-core
CVE-2026-80110 is a high-severity vulnerability in the pki-core package that affects Red Hat Certificate System and several versions of Red Hat Enterprise Linux. This vulnerability allows a lower-privileged user to override more specific permissions, potentially leading to unauthorized changes in the certificate authority's issuance policy. The vulnerability has a CVSS score of 8.1, indicating a high level of severity. Understanding the root cause, attack surface, and exploitation mechanics of this vulnerability is crucial for defenders to implement effective mitigations.