CVE-2026-16527

HIGH

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.

CVSS v3.1 Score

7.3
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Published: 7/30/2026Modified: 7/31/2026

Related Intelligence (1)

HIGHVulnerability

NVD HIGH: CVE-2026-16527 — An unauthenticated remote attacker can bypass access controls by sending crafted...

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.

CVE-2026-16527
NIST NVD

References (2)

https://access.redhat.com/security/cve/CVE-2026-16527https://bugzilla.redhat.com/show_bug.cgi?id=2506031