{"id":"CVE-2018-9843","aliases":["EUVD-2018-21437","GHSA-897c-mv4m-8fjj"],"status":"published","title":"The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows...","description":"The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows remote attackers to execute arbitrary code via a serialized .NET object in an Authorization HTTP header.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.16702,"percentile":0.97046,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-502"],"published":"2018-04-12T15:00:00Z","modified":"2026-06-17T02:07:16Z","exploits":[{"source":"exploitdb","id":"EDB-44429","title":"CyberArk Password Vault Web Access \u003c 9.9.5 / \u003c 9.10 / 10.1 - Remote Code Execution","type":"webapps","platform":"json","date":"2018-04-09","url":"https://www.exploit-db.com/exploits/44429"}],"products":[{"vendor":"cyberark","product":"password_vault"}],"references":[{"url":"http://seclists.org/fulldisclosure/2018/Apr/18","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"http://www.securitytracker.com/id/1040675","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/44429/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.redteam-pentesting.de/en/advisories/rt-sa-2017-014/-cyberark-password-vault-web-access-remote-code-execution","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://www.securityfocus.com/archive/1/541932/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-9843"},{"url":"https://github.com/advisories/GHSA-897c-mv4m-8fjj"}],"sources":{"cve":[{"id":"CVE-2018-9843","description":"The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows remote attackers to execute arbitrary code via a serialized .NET object in an Authorization HTTP header.","status":"published","published":"2018-04-12T15:00:00Z","modified":"2024-08-05T07:24:56.339Z","updated_at":"2026-11-02T14:35:02.603326Z"}],"euvd":[{"id":"EUVD-2018-21437","description":"The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows remote attackers to execute arbitrary code via a serialized .NET object in an Authorization HTTP header.","status":"published","published":"2018-04-12T15:00:00Z","modified":"2024-08-05T07:24:56Z","updated_at":"2026-11-03T02:40:00.040327Z"}],"ghsa":[{"id":"GHSA-897c-mv4m-8fjj","title":"The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows...","description":"The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows remote attackers to execute arbitrary code via a serialized .NET object in an Authorization HTTP header.","status":"published","published":"2022-05-14T01:30:35Z","modified":"2023-02-02T05:04:10Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:51:48.450626Z"}],"nvd":[{"id":"CVE-2018-9843","description":"The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows remote attackers to execute arbitrary code via a serialized .NET object in an Authorization HTTP header.","status":"published","published":"2018-04-12T15:29:00.787Z","modified":"2026-06-17T02:07:16.617Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:04:25.506659Z"}]}}