CVE-2025-9688

MEDIUM

Mupen64Plus <2.6.0 - Memory Corruption

Title source: llm
STIX 2.1

Description

A security vulnerability has been detected in Mupen64Plus up to 2.6.0. The affected element is the function write_is_viewer of the file src/device/cart/is_viewer.c. The manipulation leads to integer overflow. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been disclosed publicly and may be used. The identifier of the patch is 3984137fc0c44110f1ef876adb008885b05a6e18. To fix this issue, it is recommended to deploy a patch.

References (5)

Core 5
Core References
Permissions Required, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.321900
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.321900
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.638592

Scores

CVSS v3 5.0
EPSS 0.0026
EPSS Percentile 16.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-189 CWE-190
Status published
Products (7)
n/a/Mupen64Plus 2.0
n/a/Mupen64Plus 2.1
n/a/Mupen64Plus 2.2
n/a/Mupen64Plus 2.3
n/a/Mupen64Plus 2.4
n/a/Mupen64Plus 2.5
n/a/Mupen64Plus 2.6.0
Published Aug 30, 2025
Tracked Since Feb 18, 2026