CVE-2026-44693

High

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.

SeverityHigh
CVSS8.8
Exploit probability—
ProductFTL
PublishedJun 10, 2026
First seenJun 10, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
pi-hole FTL< 6.6.1—

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