CVE-2025-69809: p2r3 Bareiron

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

A write-what-where condition in p2r3 Bareiron commit 8e4d40 allows unauthenticated attackers to write arbitrary values to memory, enabling arbitrary code execution via a crafted packet.

Affected products

• p2r3 Bareiron: version 2025-09-16 only

Published 2026-03-16. Last modified 2026-06-17.