CVE-2021-45834

CRITICALNVD 9.89.8—

9.8

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.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 80.4%
KEV: Not listed

Published

March 18, 2022

Last Modified

November 21, 2024

References (8)

cve@mitrehttp://opendocman.com
cve@mitrehttps://github.com/opendocman/opendocman
cve@mitrehttps://github.com/opendocman/opendocman/issues/326
cve@mitrehttps://github.com/opendocman/opendocman/issues/330
af854a3a-2127-422b-91ae-364da2661108http://opendocman.com
af854a3a-2127-422b-91ae-364da2661108https://github.com/opendocman/opendocman
af854a3a-2127-422b-91ae-364da2661108https://github.com/opendocman/opendocman/issues/326
af854a3a-2127-422b-91ae-364da2661108https://github.com/opendocman/opendocman/issues/330

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-434Unrestricted Upload of File with Dangerous Type

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2021-45834?

CVE-2021-45834 is a critical vulnerability published on March 18, 2022. 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.

When was CVE-2021-45834 disclosed?

CVE-2021-45834 was first published in the National Vulnerability Database on March 18, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-45834 actively exploited?

CVE-2021-45834 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 80.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-45834?

CVE-2021-45834 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2021-45834?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-45834, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2021-45834

📅 Published

🔄 Last Modified

🔗 References (8)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-45834?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (8)

Frequently asked(5)

Related CVEs(same CWE)