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. Attackers can supply a crafted GBR file of 0x21 to 0x162 bytes to read past the heap buffer, crashing gbsplay or leaking memory.

CVSS v3 3.3 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
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

Configurations

No configuration.

History

26 Oct 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-26 22:16

Updated : 2026-10-27 15:55

NVD link : CVE-2026-116726

Mitre link : CVE-2026-116726

CVE.ORG link : CVE-2026-116726

JSON object : View

Products Affected

No product.

CWE

CWE-125

Out-of-bounds Read

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