CVE-2026-44693
CVE-2026-44693 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-362.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 0% (14th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-36194
- Weakness: CWE-362
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2026-44693?
- 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.
- How severe is CVE-2026-44693?
- CVE-2026-44693 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-44693 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-44693?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-44693 have an EU (EUVD) identifier?
- Yes. CVE-2026-44693 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36194.
- When was CVE-2026-44693 published?
- CVE-2026-44693 was published on 2026-06-10 and last updated on 2026-06-17.
References
- https://github.com/pi-hole/FTL/releases/tag/v6.6.1
- https://github.com/pi-hole/FTL/security/advisories/GHSA-9ff5-f3v5-2xc7
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