# Simon Kelley Dnsmasq vulnerabilities Source: https://junglewise.ai/threats/technologies/dnsmasq Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/dnsmasq.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 11 vulnerabilities in Simon Kelley Dnsmasq: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-93009, was published on 29 October 2026. 3 vulnerabilities in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 0 - Last 30 days: 3 - Last 90 days: 3 - All time: 11 (0 critical, 0 exploited in the wild) ## About Simon Kelley Dnsmasq A lightweight network infrastructure server providing DNS forwarder, DHCP server, and router advertisement functionality. ## Latest Simon Kelley Dnsmasq vulnerabilities - [CVE-2026-93009: dnsmasq out-of-bounds read in DHCPv6 FQDN parser](https://junglewise.ai/threats/cve-2026-93009-a-flaw-was-found-in-dnsmasq-the-dhcpv6-client-hostname-parser-can) (medium, CVSS 4.3, published 29 Oct 2026) - [CVE-2026-93011: dnsmasq heap out-of-bounds write in DNSSEC validator](https://junglewise.ai/threats/cve-2026-93011-a-flaw-was-found-in-dnsmasq-after-a-reduction-of-internal-domain) (medium, CVSS 5.3, published 29 Oct 2026) - [CVE-2026-93007: dnsmasq TCP DNS connection pool exhaustion denial of service](https://junglewise.ai/threats/cve-2026-93007-a-flaw-was-found-in-dnsmasq-the-tcp-dns-service-uses-a-small) (medium, CVSS 5.3, published 29 Oct 2026) - [CVE-2026-12969: dnsmasq out-of-bounds read in find_soa function](https://junglewise.ai/threats/cve-2026-12969-dnsmasq-out-of-bounds-read-in-find-soa-function) (medium, CVSS 5.3, published 23 Jun 2026) - [CVE-2026-12725: Dnsmasq heap buffer overflow in log_query function](https://junglewise.ai/threats/cve-2026-12725-dnsmasq-heap-buffer-overflow-in-log-query-function) (medium, CVSS 5.9, published 22 Jun 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-2026-4893: dnsmasq information disclosure via RFC 7871 client subnet bypass](https://junglewise.ai/threats/cve-2026-4893-dnsmasq-information-disclosure-via-rfc-7871-client-subnet-bypass) (info, CVSS 5.3, 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) ## Most severe Simon Kelley Dnsmasq vulnerabilities - [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-2026-12725: Dnsmasq heap buffer overflow in log_query function](https://junglewise.ai/threats/cve-2026-12725-dnsmasq-heap-buffer-overflow-in-log-query-function) (medium, CVSS 5.9, published 22 Jun 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-2026-93011: dnsmasq heap out-of-bounds write in DNSSEC validator](https://junglewise.ai/threats/cve-2026-93011-a-flaw-was-found-in-dnsmasq-after-a-reduction-of-internal-domain) (medium, CVSS 5.3, published 29 Oct 2026) - [CVE-2026-93007: dnsmasq TCP DNS connection pool exhaustion denial of service](https://junglewise.ai/threats/cve-2026-93007-a-flaw-was-found-in-dnsmasq-the-tcp-dns-service-uses-a-small) (medium, CVSS 5.3, published 29 Oct 2026) - [CVE-2026-12969: dnsmasq out-of-bounds read in find_soa function](https://junglewise.ai/threats/cve-2026-12969-dnsmasq-out-of-bounds-read-in-find-soa-function) (medium, CVSS 5.3, published 23 Jun 2026) - [CVE-2026-93009: dnsmasq out-of-bounds read in DHCPv6 FQDN parser](https://junglewise.ai/threats/cve-2026-93009-a-flaw-was-found-in-dnsmasq-the-dhcpv6-client-hostname-parser-can) (medium, CVSS 4.3, published 29 Oct 2026) ## Vulnerabilities per week 3 vulnerabilities in the last four weeks, up from none in the four before. | 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 | 3 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## 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, "Simon Kelley Dnsmasq vulnerabilities", https://junglewise.ai/threats/technologies/dnsmasq, 9 November 2026.