CVE-2026-11751: Ly Corporation Armeria

Critical severity, CVSS 9.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability has been identified in armeria-xds versions prior to 1.41.0, where xDS upstream TLS peer verification may be silently disabled, allowing man-in-the-middle attacks against xDS-managed upstream connections.

Affected products

• Ly Corporation Armeria: before 1.41.0 (fixed in 1.41.0)

Published 2026-08-19. Last modified 2026-08-28.