{"id":"CVE-2026-116727","title":"gbsplay through 0.0.103 Heap Out-of-Bounds Read via vgm_open in gbs.c","summary":"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 …","severity":"low","cvss":3.3,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-125"],"vendor":"mmitch","product":"gbsplay","affected":["gbsplay <= 0.0.103"],"published":"2026-10-26","updated":"2026-10-26","sourceUpdated":"2026-10-26T21:52:30.198Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116727","references":[{"url":"https://github.com/mmitch/gbsplay/issues/201","label":"GitHub Issue #201"},{"url":"https://github.com/mmitch/gbsplay"},{"url":"https://github.com/mmitch/gbsplay/commit/91b1f6df0abd3914f91caa528ec3213d731999e8"},{"url":"https://github.com/mmitch/gbsplay/blob/0.0.103/gbs.c#L996-L1010"},{"url":"https://hackmd.io/@haindpwn/gbsplay-rom-bank-index-oob-read"},{"url":"https://www.vulncheck.com/advisories/gbsplay-through-0.0.103-heap-out-of-bounds-read-via-vgm-open-in-gbs-c","label":"VulnCheck Advisory: gbsplay through 0.0.103 Heap Out-of-Bounds Read via vgm_open in gbs.c"}],"tags":["cve.org"],"epss":0.00132,"epssPercentile":0.02773,"ingestedAt":"2026-10-27T16:11:59.122Z","slug":"CVE-2026-116727","body":"## Overview\n\ngbsplay 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.\n\n## Affected\n\n- `gbsplay <= 0.0.103`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":18,"depthScoreParts":{"impact":18.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}