VULNERABILITY INTELLIGENCE
CVE-2026-16527
CVSS score7.3 HIGH
EPSS probability0.59%
CISA KEVNot currently listed
Published2026-07-30
Last modified2026-10-02
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Description
An unauthenticated remote attacker can bypass access controls by sending crafted requests to the PCP pmproxy /store endpoint. This allows the attacker to overwrite any PMDA metric, leading to arbitrary code execution and system takeover.
Weakness classification
- secalert@redhat.com: CWE-306
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-284