What’s Vulnerable › Vulnerabilities

CVE-2025-9136: libretro RetroArch file_stream.c filestream_vscanf out-of-bounds

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-19 · updated 2026-06-17
• Weakness: CWE-119

Description

A flaw has been found in libretro RetroArch 1.18.0/1.19.0/1.20.0. This affects the function filestream_vscanf of the file libretro-common/streams/file_stream.c. This manipulation causes out-of-bounds read. The attack needs to be launched locally. Upgrading to version 1.21.0 mitigates this issue. It is recommended to upgrade the affected component.

Affected products

• libretro RetroArch: 1.18.0, 1.19.0, 1.20.0

References

• https://github.com/libretro/RetroArch/pull/17555
• https://github.com/libretro/RetroArch/pull/17555#issuecomment-2651403849
• https://github.com/libretro/RetroArch/pull/17555/commits/6446f045ec7fc6a5cac3e8ec35a2f0a5889c88e8
• https://github.com/libretro/RetroArch/releases/tag/v1.21.0
• https://vuldb.com/?ctiid.320516
• https://vuldb.com/?id.320516
• https://vuldb.com/?submit.617657
• https://vuldb.com/?submit.617657

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