{"id":"CVE-2026-107159","title":"MiniUPnPd through 2.3.11 built with --strict contains a divide-by-zero vulnerability in ProcessSSDPData() that allows unauthenticated local network attackers to crash the daemon","summary":"MiniUPnPd through 2.3.11 built with --strict contains a divide-by-zero vulnerability in ProcessSSDPData() that allows unauthenticated local network attackers to crash the daemon. Attackers can send a single multicast M-SEARCH datagram wi…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-369"],"vendor":"miniupnp project","product":"miniupnpd","affected":["miniupnpd <= 2.3.11"],"published":"2026-10-07","updated":"2026-10-07","sourceUpdated":"2026-10-07T12:17:09.283","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-107159","references":[{"url":"https://github.com/miniupnp/miniupnp","label":"disclosure@vulncheck.com"},{"url":"https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1143-L1158","label":"disclosure@vulncheck.com"},{"url":"https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1281","label":"disclosure@vulncheck.com"},{"url":"https://github.com/miniupnp/miniupnp/commit/8f13b7a5843f5270db684099c0a083f98869636a","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/miniupnpd-through-2.3.11-divide-by-zero-dos-via-ssdp-m-search-mx-header","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-07T12:29:01.368Z","slug":"CVE-2026-107159","body":"## Overview\n\nMiniUPnPd through 2.3.11 built with --strict contains a divide-by-zero vulnerability in ProcessSSDPData() that allows unauthenticated local network attackers to crash the daemon. Attackers can send a single multicast M-SEARCH datagram with MX: 0 and a known ST to port 1900, triggering SIGFPE and denying UPnP IGD service.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}