{"id":"CVE-2026-72538","state":"PUBLISHED","title":"PrefectHQ Prefect - Argument Injection","description":"An argument injection vulnerability in PrefectHQ Prefect through 3.8.2 allows authenticated users to achieve remote code execution via the git_clone pull step branch field. The branch parameter is passed directly to git pull without sanitization, enabling injection of arbitrary git arguments. This represents a distinct code path from the incomplete fix applied for CVE-2026-5366 and allows command execution on the Prefect server.","publishedAt":"2026-08-11T11:07:35.410Z","updatedAt":"2026-08-11T12:38:17.275Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"TuranSec"},"assigner":"TuranSec","products":["PrefectHQ Prefect"],"affected":[{"vendor":"PrefectHQ","product":"Prefect","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.8.2","versionType":"custom"}]}],"references":["https://github.com/PrefectHQ/prefect"],"weaknesses":["CWE-88"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/72xxx/CVE-2026-72538.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72538","state":"PUBLISHED","datePublished":"2026-08-11T11:07:35.410Z","dateUpdated":"2026-08-11T12:38:17.275Z","assignerShortName":"TuranSec","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateReserved":"2026-08-10T10:32:49.080Z"},"containers":{"cna":{"title":"PrefectHQ Prefect - Argument Injection","descriptions":[{"lang":"en","value":"An argument injection vulnerability in PrefectHQ Prefect through 3.8.2 allows authenticated users to achieve remote code execution via the git_clone pull step branch field. The branch parameter is passed directly to git pull without sanitization, enabling injection of arbitrary git arguments. This represents a distinct code path from the incomplete fix applied for CVE-2026-5366 and allows command execution on the Prefect server."}],"affected":[{"vendor":"PrefectHQ","product":"Prefect","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.8.2","versionType":"custom"}]}],"references":[{"url":"https://github.com/PrefectHQ/prefect","name":"Project Repository"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-88","lang":"en","type":"CWE","description":"CWE-88: Argument Injection"}]}],"providerMetadata":{"shortName":"TuranSec","orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateUpdated":"2026-08-11T11:07:35.410Z"},"credits":[{"lang":"en","value":"Bobur Abdugafforov (Mahadsec)","type":"finder"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-11T12:38:06.639285Z","id":"CVE-2026-72538","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-11T12:38:17.275Z"}}]}}}