CVE-2026-44693
Pi-hole FTL: Unauthenticated Session Hijacking via Race Condition on Global Session Buffer
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-362 |
| Vendor | pi-hole |
| Product | ftl |
| Published | Jun 10, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
pi-hole / FTL
< 6.6.1