CVE-2026-16526

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

30/07/2026

Last modified:

04/08/2026

Description

A flaw in the PCP linux_sockets module exposes an unsecured internal connection.<br /> An attacker with initial code execution can exploit this to escalate privileges and execute arbitrary commands as root.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.80

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://access.redhat.com/security/cve/CVE-2026-16526
https://bugzilla.redhat.com/show_bug.cgi?id=2506026