HIGH 7.1 NVD
CVE-2026-107159
MiniUPnPd through 2.3.11 built with --strict contains a divide-by-zero vulnerability in ProcessSSDPData() that allows unauthenticated local network attackers to
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 with MX: 0 and a known ST to port 1900, triggering SIGFPE and denying UPnP IGD service.
References
- https://github.com/miniupnp/miniupnp
- https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1143-L115
- https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1281
- https://github.com/miniupnp/miniupnp/commit/8f13b7a5843f5270db684099c0a083f98869636a
- https://www.vulncheck.com/advisories/miniupnpd-through-2.3.11-divide-by-zero-dos-via-ssdp-
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-10-07 via NVD.
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