CVE-2026-116726
gbsplay through 0.0.103 Heap Out-of-Bounds Read via gbr_open GBR Title
CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th
Gbsplay through 0.0.103 contains a heap out-of-bounds read vulnerability in gbr_open() in gbs.c that fails to verify file length before scanning the GBR ROM title field. Attackers can supply a crafted GBR file of 0x21 to 0x162 bytes to read past the heap buffer, crashing gbsplay or leaking memory.
| CWE | CWE-125 |
| Vendor | mmitch |
| Product | gbsplay |
| Published | Oct 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
mmitch / gbsplay
0 ≤ 0.0.103
References
github.com: https://github.com/mmitch/gbsplay/issues/201 github.com: https://github.com/mmitch/gbsplay github.com: https://github.com/mmitch/gbsplay/commit/33812ed38d84b800b5a17f639ef6625f76290785 github.com: https://github.com/mmitch/gbsplay/blob/0.0.103/gbs.c#L810-L820 hackmd.io: https://hackmd.io/@haindpwn/gbsplay-rom-bank-index-oob-read vulncheck.com: https://www.vulncheck.com/advisories/gbsplay-through-0.0.103-heap-out-of-bounds-read-via-gbr-open-gbr-title
Credits
HaiND from the Post and Telecommunication Institute of Technology