What is the CVSS score of CVE-2026-2552?

CVE-2026-2552 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L. EPSS exploitation probability: 0.1%.

Which versions of PHP are affected by CVE-2026-2552?

Organizations using ZenTao should be aware of moderate risk from CVE-2026-2552, a path traversal vulnerability rated CVSS 5.5. This could allow unauthorized file access.

Is there a public PoC exploit available for CVE-2026-2552?

Yes, a public proof-of-concept exploit is available for CVE-2026-2552. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2026-2552?

Within 30 days: Identify affected systems running ZenTao and apply vendor patches as part of regular patch cycle. Review file handling controls.

PHP CVE-2026-2552

MEDIUM

Path Traversal (CWE-22)

2026-02-16 cna@vuldb.com

PHP Path Traversal Zentao

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 20, 2026 - 18:00 vuln.today

Public exploit code

CVE Published

Feb 16, 2026 - 12:16 nvd

MEDIUM 5.5

DescriptionCVE.org

A vulnerability was identified in ZenTao up to 21.7.8. Affected by this issue is the function delete of the file editor/control.php of the component Committer. Such manipulation of the argument filePath leads to path traversal. Upgrading to version 21.7.9 can resolve this issue. The affected component should be upgraded.

AnalysisAI

Path traversal in ZenTao's editor component (versions up to 21.7.8) allows authenticated attackers to manipulate the filePath parameter and access files outside intended directories. Public exploit code exists for this vulnerability, and no patch is currently available, leaving affected systems vulnerable to unauthorized file access and potential information disclosure.

Technical ContextAI

Classified as CWE-22 (Path Traversal). Affects Zentao. A vulnerability was identified in ZenTao up to 21.7.8. Affected by this issue is the function delete of the file editor/control.php of the component Committer. Such manipulation of the argument filePath leads to path traversal. Upgrading to version 21.7.9 can resolve this issue. The affected component should be upgraded.