{"id":"CVE-2026-116727","aliases":[],"title":"gbsplay through 0.0.103 Heap Out-of-Bounds Read via vgm_open in gbs.c","titleSource":"VulnCheck","descriptionSource":"VulnCheck","products":[{"vendor":"mmitch","name":"gbsplay","platforms":[],"versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.0.103","versionType":"custom"}],"defaultStatus":"unaffected","source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-116727"}],"remediation":[],"description":"gbsplay through 0.0.103 contains a heap out-of-bounds read vulnerability in vgm_open() in gbs.c that walks the VGM command stream without bounds checks. Attackers can supply a crafted VGM file with wait opcodes and no 0x66 terminator to read past the heap buffer and crash the player.","severity":"medium","score":4.8,"published":"2026-10-26T21:52:30.198Z","modified":"2026-10-26T21:52:30.198Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://github.com/mmitch/gbsplay/issues/201","https://github.com/mmitch/gbsplay","https://github.com/mmitch/gbsplay/commit/91b1f6df0abd3914f91caa528ec3213d731999e8","https://github.com/mmitch/gbsplay/blob/0.0.103/gbs.c#L996-L1010","https://hackmd.io/@haindpwn/gbsplay-rom-bank-index-oob-read","https://www.vulncheck.com/advisories/gbsplay-through-0.0.103-heap-out-of-bounds-read-via-vgm-open-in-gbs-c"],"sources":[{"name":"CVE","id":"CVE-2026-116727","modified":"2026-10-26T21:52:30.198Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-116727"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":4.8},{"source":"VulnCheck","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","score":3.3}],"sourceAffected":[],"kev":{"status":"not-listed","checkedAt":"2026-10-29T05:10:30.667Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}