What is the CVSS score of CVE-2025-61506?

CVE-2025-61506 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Which versions of Mediacrush are affected by CVE-2025-61506?

MediaCrush instances are vulnerable to unrestricted file uploads that could allow attackers to exhaust storage, deploy malware, or compromise system availability without authentication.

Is there a public PoC exploit available for CVE-2025-61506?

Yes, a public proof-of-concept exploit is available for CVE-2025-61506. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2025-61506?

Within 24 hours: Identify all MediaCrush deployments and take the /upload endpoint offline or restrict access to trusted networks only. Within 7 days: Implement WAF rules to block POST requests to /upload or deploy network segmentation to limit access. Within 30 days: Evaluate alternative solutions or migrate to patched versions when available; conduct forensic review of upload logs for malicious activity.

Mediacrush CVE-2025-61506

CRITICAL

Unrestricted Upload of File with Dangerous Type (CWE-434)

2026-02-03 cve@mitre.org

File Upload Mediacrush

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 11, 2026 - 19:26 vuln.today

Public exploit code

CVE Published

Feb 03, 2026 - 18:16 nvd

CRITICAL 9.8

DescriptionCVE.org

An issue was discovered in MediaCrush thru 1.0.1 allowing remote unauthenticated attackers to upload arbitrary files of any size to the /upload endpoint.

AnalysisAI

MediaCrush through version 1.0.1 allows unauthenticated arbitrary file upload without file type restrictions, enabling web shell deployment and remote code execution.

Technical ContextAI

MediaCrush <= 1.0.1 has a CWE-434 unrestricted file upload that accepts any file type without authentication, allowing direct upload and execution of web shells.