{"id":"CVE-2026-116842","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-116842","generatedAt":"2026-10-28T04:50:42.301Z","title":"DevilutionX 1.4.0 through 1.5.5 contains a heap buffer overflow vulnerability in the bundled libmpq libmpq__archive_dup routine when opening crafted MPQ archives.","description":"DevilutionX 1.4.0 through 1.5.5 contains a heap buffer overflow vulnerability in the bundled libmpq libmpq__archive_dup routine when opening crafted MPQ archives. Attackers can supply an MPQ archive whose block table count exceeds its hash table count, causing memcpy to overflow the heap during startup and crash the game.","published":"2026-10-27T01:19:08.000Z","lastModified":"2026-10-27T16:04:23.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-787"],"affected":[],"epss":{"score":0.00134,"percentile":0.02876,"date":"2026-10-27","history":[{"date":"2026-10-27","score":0.00134,"percentile":0.02876}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-27T01:19:08.000Z","detail":{"score":"6.9","severity":"MEDIUM","publishedAt":"2026-10-27T01:19:07.573Z"},"summary":"New CVE, medium severity (CVSS 6.9)."}],"references":[{"url":"https://github.com/diasurgical/DevilutionX/blob/7223eeac9e8274fbf665b4de86fda26d3b22c52f/3rdParty/libmpq/CMakeLists.txt","source":"disclosure@vulncheck.com"},{"url":"https://github.com/diasurgical/DevilutionX/issues/8758","source":"disclosure@vulncheck.com"},{"url":"https://github.com/diasurgical/DevilutionX/pull/8482","source":"disclosure@vulncheck.com"},{"url":"https://github.com/diasurgical/libmpq/blob/b78d66c6fee6a501cc9b95d8556a129c68841b05/libmpq/mpq.c#L505","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haindpwn/devilutionx-libmpq-hash-block-table-oob","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/devilutionx-1.4.0-through-1.5.5-heap-buffer-overflow-via-libmpq-archive-dup","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-116842","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}