Which versions of PHP are affected by CVE-2025-13787?

Organizations using ZenTao should be aware of moderate risk from CVE-2025-13787 rated CVSS 5.3. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2025-13787?

Yes, a public proof-of-concept exploit is available for CVE-2025-13787. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-13787?

Within 30 days: Identify affected systems running ZenTao and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

PHP CVE-2025-13787

Q: What is the CVSS score of CVE-2025-13787?

CVE-2025-13787 has a CVSS 4.0 base score of 5.3 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.1%.

MEDIUM

Incorrect Privilege Assignment (CWE-266)

2025-11-30 cna@vuldb.com

PHP Information Disclosure Zentao

5.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:24 vuln.today

PoC Detected

Dec 04, 2025 - 16:44 vuln.today

Public exploit code

CVE Published

Nov 30, 2025 - 11:15 nvd

MEDIUM 5.3

DescriptionCVE.org

A flaw has been found in ZenTao up to 21.7.6-8564. The affected element is the function file::delete of the file module/file/control.php of the component File Handler. Executing manipulation of the argument fileID can lead to improper privilege management. It is possible to launch the attack remotely. Upgrading to version 21.7.7 is sufficient to fix this issue. You should upgrade the affected component.

AnalysisAI

A flaw has been found in ZenTao up to 21.7.6-8564. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-266. A flaw has been found in ZenTao up to 21.7.6-8564. The affected element is the function file::delete of the file module/file/control.php of the component File Handler. Executing manipulation of the argument fileID can lead to improper privilege management. It is possible to launch the attack remotely. Upgrading to version 21.7.7 is sufficient to fix this issue. You should upgrade the affected component. Affected products include: Zentao. Version information: up to 21.7.6.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.