CVE-2025-29366

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and...

9.8 Critical

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.61%Up 0.6 points since Aug 23, 2025

What each source reports

CVE List Score used 9.8

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Record: CVE-2025-29366
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

EUVDEUVD-2025-25595 9.8

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Record: EUVD-2025-25595
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-3mx4-qc89-mgrf 9.8

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and...

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Record: GHSA-3mx4-qc89-mgrf
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

NVD 9.8

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Record: CVE-2025-29366
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

OSV 9.8

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Record: CVE-2025-29366
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2025-29366 9.8

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Record: DEBIAN-CVE-2025-29366
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2025-29366 9.8

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Record: UBUNTU-CVE-2025-29366
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected packages

Affected packages
Package	Affected	Fixed
`mupen64plus-core` Debian:12	All versions, plus listed versions 2.5.9+341+gf82b37bf-12.6.0-12.6.0-22.6.0-3	None known
`mupen64plus-core` Debian:13	All versions, plus listed versions 2.6.0-22.6.0-3	None known
`mupen64plus-core` Debian:14	All versions, plus listed versions 2.6.0-22.6.0-3	None known
`mupen64plus-core` Ubuntu:16.04:LTS	All versions, plus listed versions 2.5-12.5-22.5-32.5-4	None known
`mupen64plus-core` Ubuntu:18.04:LTS	All versions, plus listed versions 2.5-4build1	None known
`mupen64plus-core` Ubuntu:20.04:LTS	All versions, plus listed versions 2.5-62.5-6build1	None known
`mupen64plus-core` Ubuntu:22.04:LTS	All versions, plus listed versions 2.5-72.5-8	None known
`mupen64plus-core` Ubuntu:24.04:LTS	All versions, plus listed versions 2.5.9+341+gf82b37bf-12.5.9+341+gf82b37bf-1build22.5.9+341+gf82b37bf-1build3	None known
`mupen64plus-core` Ubuntu:25.10	All versions, plus listed versions 2.6.0-2	None known
`mupen64plus-core` Ubuntu:26.10	All versions, plus listed versions 2.6.0-2build12.6.0-3	None known
`mupen64plus-core` Ubuntu:26.04:LTS	All versions, plus listed versions 2.6.0-22.6.0-2build1	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-29366 is a critical vulnerability (CVSS 9.8) in mupen64plus-core, published August 22, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.61%, the 49th percentile. No source names a fixed version.

References

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