{"id":"CVE-2021-28927","state":"PUBLISHED","title":"The text-to-speech engine in libretro RetroArch for Windows 1.9.0 passes unsanitized input to PowerShell through platform_win32.c via the accessibility_speak_windows function, whic","description":"The text-to-speech engine in libretro RetroArch for Windows 1.9.0 passes unsanitized input to PowerShell through platform_win32.c via the accessibility_speak_windows function, which allows attackers who have write access on filesystems that are used by RetroArch to execute code via command injection using specially a crafted file and directory names.","publishedAt":"2021-04-07T14:09:35.000Z","updatedAt":"2026-07-09T00:12:55.241Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://github.com/libretro/RetroArch/blob/d3dc3ee989ec6a4903c689907ffc47027f71f776/frontend/drivers/platform_win32.c","https://labs.bishopfox.com/advisories/retroarch-for-windows-version-1.9.0"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:19.096Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/28xxx/CVE-2021-28927.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-28927","state":"PUBLISHED","datePublished":"2021-04-07T14:09:35.000Z","dateUpdated":"2026-07-09T00:12:55.241Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2021-03-19T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The text-to-speech engine in libretro RetroArch for Windows 1.9.0 passes unsanitized input to PowerShell through platform_win32.c via the accessibility_speak_windows function, which allows attackers who have write access on filesystems that are used by RetroArch to execute code via command injection using specially a crafted file and directory names."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/libretro/RetroArch/blob/d3dc3ee989ec6a4903c689907ffc47027f71f776/frontend/drivers/platform_win32.c"},{"url":"https://labs.bishopfox.com/advisories/retroarch-for-windows-version-1.9.0"}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2026-07-05T15:50:11.950Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-28927","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The text-to-speech engine in libretro RetroArch for Windows 1.9.0 passes unsanitized input to PowerShell through platform_win32.c via the accessibility_speak_windows function, which allows attackers who have write access on filesystems that are used by RetroArch to execute code via command injection using specially a crafted file and directory names."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://libretro.com","refsource":"MISC","url":"http://libretro.com"},{"name":"http://retroarch.com","refsource":"MISC","url":"http://retroarch.com"},{"name":"https://github.com/libretro/RetroArch/blob/d3dc3ee989ec6a4903c689907ffc47027f71f776/frontend/drivers/platform_win32.c","refsource":"MISC","url":"https://github.com/libretro/RetroArch/blob/d3dc3ee989ec6a4903c689907ffc47027f71f776/frontend/drivers/platform_win32.c"},{"name":"https://labs.bishopfox.com/advisories/retroarch-for-windows-version-1.9.0","refsource":"MISC","url":"https://labs.bishopfox.com/advisories/retroarch-for-windows-version-1.9.0"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/libretro/RetroArch/blob/d3dc3ee989ec6a4903c689907ffc47027f71f776/frontend/drivers/platform_win32.c","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://labs.bishopfox.com/advisories/retroarch-for-windows-version-1.9.0","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-07-09T00:12:55.241Z"}}]}}}