# Pi-hole FTL vulnerabilities

Source: https://junglewise.ai/threats/technologies/ftl  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/ftl.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 8 vulnerabilities in Pi-hole FTL: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-44693, was published on 10 June 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 8 (0 critical, 0 exploited in the wild)

## About Pi-hole FTL

DNS filtering engine used by Pi-hole to block advertisements and malicious domains at the DNS level.

## Latest Pi-hole FTL vulnerabilities

- [CVE-2026-44693: Pi-hole FTL session hijacking via race condition in HTTP engine](https://junglewise.ai/threats/cve-2026-44693-pi-hole-ftl-session-hijacking-via-race-condition-in-http-engine) (high, CVSS 8.8, published 10 Jun 2026)
- [CVE-2026-41489: Pi-hole local privilege escalation via unvalidated config paths](https://junglewise.ai/threats/cve-2026-41489-pi-hole-local-privilege-escalation-via-unvalidated-config-paths) (high, CVSS 8.8, published 11 May 2026)
- [CVE-2026-5172: dnsmasq heap out-of-bounds read in extract_addresses](https://junglewise.ai/threats/cve-2026-5172-dnsmasq-heap-out-of-bounds-read-in-extract-addresses) (high, CVSS 7.3, published 11 May 2026)
- [CVE-2026-4892: dnsmasq heap overflow in DHCPv6 helper](https://junglewise.ai/threats/cve-2026-4892-dnsmasq-heap-overflow-in-dhcpv6-helper) (high, CVSS 8.4, published 11 May 2026)
- [CVE-2026-4891: dnsmasq heap out-of-bounds read in DNSSEC validation](https://junglewise.ai/threats/cve-2026-4891-dnsmasq-heap-out-of-bounds-read-in-dnssec-validation) (medium, CVSS 5.3, published 11 May 2026)
- [CVE-2026-4890: dnsmasq infinite loop in DNSSEC NSEC parsing](https://junglewise.ai/threats/cve-2026-4890-dnsmasq-infinite-loop-in-dnssec-nsec-parsing) (high, CVSS 7.5, published 11 May 2026)
- [CVE-2026-2291: dnsmasq heap buffer overflow in extract_name](https://junglewise.ai/threats/cve-2026-2291-dnsmasq-heap-buffer-overflow-in-extract-name) (high, CVSS 7.3, published 11 May 2026)
- [CVE-2026-39849: Pi-hole FTL newline injection in dns.interface configuration](https://junglewise.ai/threats/cve-2026-39849-pi-hole-ftl-newline-injection-in-dns-interface-configuration) (high, CVSS 8.8, published 5 May 2026)

## Most severe Pi-hole FTL vulnerabilities

- [CVE-2026-39849: Pi-hole FTL newline injection in dns.interface configuration](https://junglewise.ai/threats/cve-2026-39849-pi-hole-ftl-newline-injection-in-dns-interface-configuration) (high, CVSS 8.8, published 5 May 2026)
- [CVE-2026-44693: Pi-hole FTL session hijacking via race condition in HTTP engine](https://junglewise.ai/threats/cve-2026-44693-pi-hole-ftl-session-hijacking-via-race-condition-in-http-engine) (high, CVSS 8.8, published 10 Jun 2026)
- [CVE-2026-41489: Pi-hole local privilege escalation via unvalidated config paths](https://junglewise.ai/threats/cve-2026-41489-pi-hole-local-privilege-escalation-via-unvalidated-config-paths) (high, CVSS 8.8, published 11 May 2026)
- [CVE-2026-4892: dnsmasq heap overflow in DHCPv6 helper](https://junglewise.ai/threats/cve-2026-4892-dnsmasq-heap-overflow-in-dhcpv6-helper) (high, CVSS 8.4, published 11 May 2026)
- [CVE-2026-4890: dnsmasq infinite loop in DNSSEC NSEC parsing](https://junglewise.ai/threats/cve-2026-4890-dnsmasq-infinite-loop-in-dnssec-nsec-parsing) (high, CVSS 7.5, published 11 May 2026)
- [CVE-2026-2291: dnsmasq heap buffer overflow in extract_name](https://junglewise.ai/threats/cve-2026-2291-dnsmasq-heap-buffer-overflow-in-extract-name) (high, CVSS 7.3, published 11 May 2026)
- [CVE-2026-5172: dnsmasq heap out-of-bounds read in extract_addresses](https://junglewise.ai/threats/cve-2026-5172-dnsmasq-heap-out-of-bounds-read-in-extract-addresses) (high, CVSS 7.3, published 11 May 2026)
- [CVE-2026-4891: dnsmasq heap out-of-bounds read in DNSSEC validation](https://junglewise.ai/threats/cve-2026-4891-dnsmasq-heap-out-of-bounds-read-in-dnssec-validation) (medium, CVSS 5.3, published 11 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Pi-hole technologies

- [Pi-hole Web Interface](https://junglewise.ai/threats/technologies/pi-hole-web-interface): 8 vulnerabilities
- [Pi-hole Ftldns](https://junglewise.ai/threats/technologies/ftldns): 7 vulnerabilities
- [Pi-hole](https://junglewise.ai/threats/technologies/pi-hole): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Pi-hole FTL vulnerabilities", https://junglewise.ai/threats/technologies/ftl, 9 November 2026.