What is the CVSS score of CVE-2025-70457?

CVE-2025-70457 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: 0.3%.

Which versions of PHP are affected by CVE-2025-70457?

A critical vulnerability in Modern Image Gallery App (versions up to 1.0) allows attackers to upload malicious files without restriction, potentially enabling remote code execution and complete…

Is there a public PoC exploit available for CVE-2025-70457?

Yes, a public proof-of-concept exploit is available for CVE-2025-70457. Prioritise patching immediately. EPSS: 0.3%.

How to fix or mitigate CVE-2025-70457?

Within 24 hours: Immediately inventory all systems running Modern Image Gallery App and isolate affected instances from production networks if operationally feasible. Within 7 days: Implement emergency compensating controls including WAF rules to block file uploads, disable the upload feature if business-critical, or apply strict file-type whitelisting. Within 30 days: Plan migration to a patched version or alternative solution; contact the vendor for patch release timeline and consider alternative gallery applications if patching timeline is unclear.

PHP CVE-2025-70457

CRITICAL

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

2026-01-23 cve@mitre.org

PHP RCE Modern Image Gallery App Remyandrade

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

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

Jan 30, 2026 - 17:59 vuln.today

Public exploit code

CVE Published

Jan 23, 2026 - 22:16 nvd

CRITICAL 9.8

DescriptionCVE.org

A Remote Code Execution (RCE) vulnerability exists in Sourcecodester Modern Image Gallery App v1.0 within the gallery/upload.php component. The application fails to properly validate uploaded file contents. Additionally, the application preserves the user-supplied file extension during the save process. This allows an unauthenticated attacker to upload arbitrary PHP code by spoofing the MIME type as an image, leading to full system compromise.

AnalysisAI

Sourcecodester Modern Image Gallery App v1.0 has an arbitrary file upload in the gallery endpoint allowing unauthenticated remote code execution.

Technical ContextAI

The gallery/upload endpoint in Modern Image Gallery App v1.0 has a CWE-434 unrestricted file upload that accepts PHP files, which are then accessible and executable through the web server.