Unrestricted Upload of File with Dangerous Type in DotCMS v5.2.3 and earlier allow remote attackers to execute arbitrary code via the compo…

published 2021-09-08 5y ago modified 2026-06-17 4mo ago also EUVD-2020-11045

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 5.7%; EPSS 5.7% chance of exploitation in 30 days, percentile 93%
public exploits: 0; none known

Unrestricted Upload of File with Dangerous Type in DotCMS v5.2.3 and earlier allow remote attackers to execute arbitrary code via the component "/src/main/java/com/dotmarketing/filters/CMSFilter.java".

Patch / fix

links 1

github.com/dotCMS/core/issues/17796 advisory

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Exploit prediction

5.74% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

github.com https://github.com/dotCMS/core/issues/17796 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	10.0	AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

github.com /dotCMS/core/issues/17796
exploit, issue-tracking, patch, third-party-advisory

Sources

CVE List CVE-2020-19138
NVD CVE-2020-19138

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