CVE-2021-45834

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Summary

CVECVE-2021-45834
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-03-18 11:15:07 UTC
Updated2026-07-09 01:17:12 UTC
DescriptionAn 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.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.021410000 probability, percentile 0.799010000 (date 2026-07-12)

Problem Types: CWE-434 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Opendocman Opendocman 1.4.4 - All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
GitHub - opendocman/opendocman: OpenDocMan - Free PHP Document Management System DMS af854a3a-2127-422b-91ae-364da2661108 github.com Product, Third Party Advisory
Trying to get in touch regarding a security issue · Issue #326 · opendocman/opendocman · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Third Party Advisory
Security Vulnerability - Unrestricted File Upload · Issue #330 · opendocman/opendocman · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Issue Tracking, Third Party Advisory
OpenDocMan ™ - Open Source Document Management System - Free Document Management Software MITRE opendocman.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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