{"id":"CVE-2021-45834","title":"An attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product's environment or lead to arbitrary code execution.","summary":"An attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product's environment or lead to arbitrary code execution.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-434"],"vendor":"opendocman","product":"opendocman","affected":["opendocman = 1.4.4"],"published":"2022-03-18","updated":"2026-07-05","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-45834","references":[{"url":"https://github.com/opendocman/opendocman","label":"cve@mitre.org"},{"url":"https://github.com/opendocman/opendocman/issues/326","label":"cve@mitre.org"},{"url":"https://github.com/opendocman/opendocman/issues/330","label":"cve@mitre.org"},{"url":"http://opendocman.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/opendocman/opendocman","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/opendocman/opendocman/issues/326","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/opendocman/opendocman/issues/330","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.02305,"epssPercentile":0.82588,"ingestedAt":"2026-07-06T17:03:24.091Z","slug":"CVE-2021-45834","body":"## Overview\n\nAn attacker can upload or transfer files of dangerous types to the OpenDocMan 1.4.4 portal via add.php using MIME-bypass, which may be automatically processed within the product's environment or lead to arbitrary code execution.\n\n## Affected\n\n- `opendocman = 1.4.4`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.5,"exploitation":0,"ransomware":0},"changes":[]}