{"id":"CVE-2018-18850","aliases":["EUVD-2018-10564","GHSA-483m-372f-vxc5"],"status":"published","title":"In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with...","description":"In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment processes could upload a maliciously crafted YAML configuration, potentially allowing for remote execution of arbitrary code, running in the same context as the Octopus Server (for self-hosted installations by default, SYSTEM).","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.12475,"percentile":0.96246,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2018-10-31T03:00:00Z","modified":"2026-06-17T01:48:01Z","exploits":[{"source":"metasploit","id":"exploit/windows/http/octopusdeploy_deploy","title":"Octopus Deploy Authenticated Code Execution","type":"exploit","platform":"Windows,Windows","date":"2017-05-15","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/http/octopusdeploy_deploy"}],"products":[{"vendor":"octopus","product":"octopus_server"}],"references":[{"url":"https://github.com/OctopusDeploy/Issues/issues/5042","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-18850"},{"url":"https://github.com/advisories/GHSA-483m-372f-vxc5"}],"sources":{"cve":[{"id":"CVE-2018-18850","description":"In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment processes could upload a maliciously crafted YAML configuration, potentially allowing for remote execution of arbitrary code, running in the same context as the Octopus Server (for self-hosted installations by default, SYSTEM).","status":"published","published":"2018-10-31T03:00:00Z","modified":"2024-08-05T11:23:08.263Z","updated_at":"2026-11-02T14:35:11.799349Z"}],"euvd":[{"id":"EUVD-2018-10564","description":"In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment processes could upload a maliciously crafted YAML configuration, potentially allowing for remote execution of arbitrary code, running in the same context as the Octopus Server (for self-hosted installations by default, SYSTEM).","status":"published","published":"2018-10-31T03:00:00Z","modified":"2024-08-05T11:23:08Z","updated_at":"2026-11-03T02:39:34.768254Z"}],"ghsa":[{"id":"GHSA-483m-372f-vxc5","title":"In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with...","description":"In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment processes could upload a maliciously crafted YAML configuration, potentially allowing for remote execution of arbitrary code, running in the same context as the Octopus Server (for self-hosted installations by default, SYSTEM).","status":"published","published":"2022-05-13T01:19:41Z","modified":"2023-02-01T05:05:51Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:50:17.420383Z"}],"nvd":[{"id":"CVE-2018-18850","description":"In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment processes could upload a maliciously crafted YAML configuration, potentially allowing for remote execution of arbitrary code, running in the same context as the Octopus Server (for self-hosted installations by default, SYSTEM).","status":"published","published":"2018-10-31T03:29:00.207Z","modified":"2026-06-17T01:48:01.097Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:04:47.196456Z"}]}}