CVE-2025-9688 - CVE House
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Status published Low CVE-2025-9688

Mupen64Plus is_viewer.c write_is_viewer integer overflow

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • GangYang Li (VulDB User)

Affected Vendor

Affected Software

Mupen64Plus
Vulnerable Versions:
2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6.0

Timeline

Official Publish: August 30th, 2025
Last Modified: September 2nd, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Weaknesses (CWE)