{"id":"CVE-2021-40720","aliases":["EUVD-2021-0164","GHSA-x23q-4j9j-9cxw","PYSEC-2021-380"],"status":"published","title":"Ops CLI Deserialization of Untrusted Data leads to Abritrary Code Execution","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the checkout_repo function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.09515,"percentile":0.95483,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-502"],"published":"2021-10-15T14:22:00Z","modified":"2026-10-24T10:30:20Z","fixes":[{"ecosystem":"PyPI","package":"ops-cli","fixed_in":["2.0.5"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"ops-cli","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.0.4"},{"fixed":"2.0.5"}]}]},{"source":"osv","ecosystem":"PyPI","package":"ops-cli","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.5"}]}],"versions":["1.10.0","1.10.1","1.11.0","1.11.1","1.11.10","1.11.11","1.11.12","1.11.2","1.11.3","1.11.4","1.11.5","1.11.6","1.11.7","1.11.8","1.11.9","1.12.1","1.12.2","2.0.3","2.0.4"]},{"source":"osv","ecosystem":"PyPI","package":"ops-cli","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.5"}]}],"versions":["1.10.0","1.10.1","1.11.0","1.11.1","1.11.10","1.11.11","1.11.12","1.11.2","1.11.3","1.11.4","1.11.5","1.11.6","1.11.7","1.11.8","1.11.9","1.12.1","1.12.2","2.0.3","2.0.4"]}],"products":[{"vendor":"adobe","product":"ops-cli"}],"references":[{"url":"https://helpx.adobe.com/security/products/ops_cli/apsb21-88.html","tags":["x_refsource_MISC","x_transferred","Patch","Release Notes","Vendor Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40720","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/ops-cli/PYSEC-2021-380.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-x23q-4j9j-9cxw","tags":["advisory"]},{"url":"https://github.com/adobe/ops-cli","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-40720","title":"Ops CLI Deserialization of Untrusted Data leads to Abritrary Code Execution","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the checkout_repo function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","status":"published","published":"2021-10-15T14:22:00.184Z","modified":"2024-09-16T16:17:57.614Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-0164","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the checkout_repo function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","status":"published","published":"2021-10-15T14:22:00Z","modified":"2024-09-16T16:17:57Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:55:53.022594Z"}],"ghsa":[{"id":"GHSA-x23q-4j9j-9cxw","title":"Ops CLI Deserialization of Untrusted Data vulnerability","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the `checkout_repo` function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","status":"published","published":"2022-05-24T19:17:41Z","modified":"2024-10-07T21:24:24Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:38:08.742903Z"}],"nvd":[{"id":"CVE-2021-40720","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the checkout_repo function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","status":"published","published":"2021-10-15T15:15:08.53Z","modified":"2026-06-17T04:07:19.663Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:59.689345Z"}],"osv":[{"id":"CVE-2021-40720","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the checkout_repo function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","status":"published","published":"2021-10-15T15:15:08.53Z","modified":"2026-10-24T10:30:20.96494556Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:21.249056Z"},{"id":"GHSA-x23q-4j9j-9cxw","title":"Ops CLI Deserialization of Untrusted Data vulnerability","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the `checkout_repo` function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","status":"published","published":"2022-05-24T19:17:41Z","modified":"2024-10-07T21:35:56.366759Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:46:59.131095Z"},{"id":"PYSEC-2021-380","description":"Ops CLI version 2.0.4 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary code execution when the checkout_repo function is called on a maliciously crafted file. An attacker can leverage this to execute arbitrary code on the victim machine.","status":"published","published":"2021-10-15T15:15:00Z","modified":"2026-06-10T17:02:27.548173342Z","updated_at":"2026-11-02T15:52:52.682031Z"}]}}