Skip to content
OpenAdvisories
High · 8.8 CVE-2026-44693 EUVD-2026-36194

Pi-hole FTL: Unauthenticated Session Hijacking via Race Condition on Global Session Buffer

Published Jun 10, 2026 · Updated Jun 12, 2026 · Assigned by GitHub_M

Description

Pi-hole FTL is the core engine of the Pi-hole network-level advertisement and tracker blocker. Prior to version 6.6.1, Pi-hole FTL contains a race condition vulnerability in the HTTP session management subsystem, introduced with the v6.0 rewrite of the embedded CivetWeb-based web server. This issue has been patched in version 6.6.1.

Affected products

VendorProductAffectedFixed
pi-hole FTL < 6.6.1 —

References