{"id":"CVE-2026-110655","title":"miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies","summary":"miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spo…","severity":"low","cvss":3.1,"cvssVector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","cwe":["CWE-125"],"vendor":"miniupnp project","product":"miniupnpc","affected":["miniupnpc <= 2.3.3"],"published":"2026-10-14","updated":"2026-10-15","sourceUpdated":"2026-10-15T14:47:05.720","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-110655","references":[{"url":"https://github.com/miniupnp/miniupnp","label":"disclosure@vulncheck.com"},{"url":"https://github.com/miniupnp/miniupnp/blob/bf4215a7574f88aa55859db9db00e3ae58cf42d6/miniupnpc/src/minixml.c#L61","label":"disclosure@vulncheck.com"},{"url":"https://github.com/miniupnp/miniupnp/commit/3cfb4fb78d5ac04ed0dadc8dd842fc9e448916db","label":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind-pwn/miniupnpc-minixml-oob-read","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/miniupnpc-through-2.3.3-heap-out-of-bounds-read-via-minixml-parseatt","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-14T18:29:38.906875Z"},"ingestedAt":"2026-10-14T16:40:32.113Z","epss":0.0029,"epssPercentile":0.2147,"slug":"CVE-2026-110655","body":"## Overview\n\nminiupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spoof a gateway serving device descriptions or SOAP responses ending in '=' to crash the client.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":29,"depthScoreParts":{"impact":17.1,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":221818,"id":"CVE-2026-110655","ts":1792035836088,"field":"exploit_available","old":"false","new":"true"}]}