{"id":"CVE-2026-50574","state":"PUBLISHED","title":"yt-dlp: Arbitrary code execution via manifest downloads with aria2c","description":"yt-dlp is a command-line audio/video downloader. Prior to 2026.06.09, if aria2c is used as an external downloader for a fragmented manifest format (such as an HLS/DASH stream), yt-dlp passes insufficiently sanitized input to aria2c that allows an attacker to perform an arbitrary file write. On Windows platforms, this can lead to immediate arbitrary code execution. On non-Windows platforms, this can lead to arbitrary code execution upon the next invocation of yt-dlp. This vulnerability is fixed in 2026.06.09.","publishedAt":"2026-06-23T16:09:18.086Z","updatedAt":"2026-06-25T03:55:47.470Z","severity":{"score":8.3,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["yt-dlp yt-dlp"],"affected":[{"vendor":"yt-dlp","product":"yt-dlp","versions":[{"version":"< 2026.06.09","status":"affected"}]}],"references":["https://github.com/yt-dlp/yt-dlp/security/advisories/GHSA-vx4q-3cr2-7cg2"],"weaknesses":["CWE-74"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/50xxx/CVE-2026-50574.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-50574","state":"PUBLISHED","datePublished":"2026-06-23T16:09:18.086Z","dateUpdated":"2026-06-25T03:55:47.470Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-04T21:34:34.427Z"},"containers":{"cna":{"title":"yt-dlp: Arbitrary code execution via manifest downloads with aria2c","descriptions":[{"lang":"en","value":"yt-dlp is a command-line audio/video downloader. Prior to 2026.06.09, if aria2c is used as an external downloader for a fragmented manifest format (such as an HLS/DASH stream), yt-dlp passes insufficiently sanitized input to aria2c that allows an attacker to perform an arbitrary file write. On Windows platforms, this can lead to immediate arbitrary code execution. On non-Windows platforms, this can lead to arbitrary code execution upon the next invocation of yt-dlp. This vulnerability is fixed in 2026.06.09."}],"affected":[{"vendor":"yt-dlp","product":"yt-dlp","versions":[{"version":"< 2026.06.09","status":"affected"}]}],"references":[{"url":"https://github.com/yt-dlp/yt-dlp/security/advisories/GHSA-vx4q-3cr2-7cg2","name":"https://github.com/yt-dlp/yt-dlp/security/advisories/GHSA-vx4q-3cr2-7cg2","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-74","lang":"en","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-06-23T16:09:18.086Z"},"source":{"advisory":"GHSA-vx4q-3cr2-7cg2","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-24T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-50574"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-25T03:55:47.470Z"}}]}}}