What is the CVSS score of CVE-2025-50857?

CVE-2025-50857 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: 0.8%.

Which versions of PHP are affected by CVE-2025-50857?

ZenTaoPMS versions 18.11 through 21.6.beta contain a critical remote code execution vulnerability that allows unauthenticated attackers to upload and execute arbitrary code on affected systems.

How to fix or mitigate CVE-2025-50857?

Within 24 hours: Identify all ZenTaoPMS instances in your environment and document their versions; implement immediate network access controls to restrict external access to the /module/ai/control.php endpoint. Within 7 days: Apply available security patches if your version is outside the vulnerable range (pre-18.11 or post-21.6.beta); if no patch is available for your version, evaluate upgrading to the latest stable release or implement WAF rules to block file uploads to the AI module. Within 30 days: Complete migration to a patched version, conduct forensic analysis of access logs for indicators of exploitation, and reset all credentials for accounts that may have been compromised.

PHP CVE-2025-50857

CRITICAL

Path Traversal (CWE-22)

2026-02-26 cve@mitre.org

PHP Path Traversal AI / ML

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 - 21:55 vuln.today

CVE Published

Feb 26, 2026 - 17:22 nvd

CRITICAL 9.8

DescriptionCVE.org

ZenTaoPMS v18.11 through v21.6.beta is vulnerable to Directory Traversal in /module/ai/control.php. This allows attackers to execute arbitrary code via a crafted file upload