[ CVE-2026-107159 · Published 7 Oct 2026 ]
Vulnerability in miniupnp project miniupnpd
CVSS 6.5
EPSS <1%No fix listed yet
[ Description ]Official description
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.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ References ]References
- github.com/miniupnp/miniupnp
- github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c
- github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c
- github.com/miniupnp/miniupnp/commit/8f13b7a5843f5270db684099c0a083f98869636a
- www.vulncheck.com/advisories/miniupnpd-through-2.3.11-divide-by-zero-dos-via-ssdp-m-sea…