CVE-2025-51511

CRITICAL
Published Dec 23, 2025 Modified Jan 6, 2026 CWE-434

Description

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

CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-434 Unrestricted Upload

Affected Products

Vendor Product
cadmium-cms cadmium_cms

References

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-51511? +
CVE-2025-51511 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-51511? +
CVE-2025-51511 affects products from cadmium-cms, specifically: cadmium_cms. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-51511? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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