CVE-2025-51511

Name: CVE-2025-51511
Creator: NVD / NIST
Published: 2025-12-23T18:15:43.5+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2025-51511 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Cadmium CMS v.0.4.9 has a background arbitrary file upload vulnerability in /admin/content/filemanager/uploads.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

Cadmium CMS v.0.4.9 has a background arbitrary file upload vulnerability in /admin/content/filemanager/uploads.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.33%

24.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Cadmium-Cms	Cadmium Cms	0.4.9

References

https://github.com/cadmium-org/cadmium-cms/issues/23Exploit, Issue Tracking

Timeline

Published: Dec 23, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-51511?

Cadmium CMS v.0.4.9 has a background arbitrary file upload vulnerability in /admin/content/filemanager/uploads.

How severe is CVE-2025-51511?

CVE-2025-51511 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2025-51511?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-51511?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST