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Vulnerability Intelligence

GHSA-54mj-vcvj-q3v5

HIGH8.9

Umbraco CMS has an arbitrary file upload vulnerability

Published Dec 22, 2025

Modified 3 weeks ago

No fix available

Details

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code via uploading a crafted PDF file.

Affected Packages

NuGetUmbraco.Cms

References

WEBhttp://umbraco.com ADVISORYhttps://github.com/advisories/GHSA-54mj-vcvj-q3v5 PACKAGEhttps://github.com/umbraco/Umbraco-CMS WEBhttps://github.com/vuquyen03/CVE/tree/main/CVE-2025-67288 ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-67288

Aliases

CVSS Analysis

CVSS v4.0

8.9

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

NonePR:N

User Interaction

PassiveUI:P

Vulnerable System

Vuln. Confidentiality

NoneVC:N

Vuln. Integrity

NoneVI:N

Vuln. Availability

NoneVA:N

Subsequent System

Subseq. Confidentiality

HighSC:H

Subseq. Integrity

HighSI:H

Subseq. Availability

HighSA:H

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P

Related

Ecosystems

Timeline

PublishedDec 22, 2025

ModifiedDec 22, 2025

GHSA-54mj-vcvj-q3v5 | Mondoo Vulnerability Intelligence