VulnerabilityDeferred
CVE-2026-116726
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.
MEDIUM 4.8EPSS —
Does this matter?
Lower severity and no EPSS score yet. Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 4.0
- 4.8 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/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
- EPSS
- No score yet
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Source
- disclosure@vulncheck.com
References
- https://github.com/mmitch/gbsplay
- https://github.com/mmitch/gbsplay/blob/0.0.103/gbs.c#L810-L820
- https://github.com/mmitch/gbsplay/commit/33812ed38d84b800b5a17f639ef6625f76290785
- https://github.com/mmitch/gbsplay/issues/201
- 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-gbr-open-gbr-title
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.