CVE-2026-44693 — Pi-hole FTL: Unauthenticated Session Hijacking via Race Condition on Global Session Buffer

CVE-2026-44693

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

Description (CNA)

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 (CNA)

Vendor / product	Versions
pi-hole / FTL	affected < 6.6.1

CWE

CWE-362

References

https://github.com/pi-hole/FTL/security/advisories/GHSA-9ff5-f3v5-2xc7
https://github.com/pi-hole/FTL/releases/tag/v6.6.1

ADP enrichment

CISA-ADP

No English description supplied.

https://github.com/pi-hole/FTL/security/advisories/GHSA-9ff5-f3v5-2xc7