CVE-2025-30817

WordPress Z Companion plugin <= 1.0.13 - Broken Access Control vulnerability

5.4 Medium

Missing Authorization vulnerability in wpzita Z Companion z-companion allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Z Companion: from n/a through <= 1.0.13.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: Low

Exploit likelihood

0.50%Up 0.5 points since Mar 27, 2025

What each source reports

CVE List Score used 5.4

WordPress Z Companion plugin <= 1.0.13 - Broken Access Control vulnerability

Record: CVE-2025-30817
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

EUVDEUVD-2025-8356 5.4

Record: EUVD-2025-8356
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-g8wj-xwrp-45vq 5.4

Missing Authorization vulnerability in wpzita Z Companion allows Exploiting Incorrectly...

Missing Authorization vulnerability in wpzita Z Companion allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Z Companion: from n/a through 1.0.13.

Record: GHSA-g8wj-xwrp-45vq
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

NVD 5.4

Record: CVE-2025-30817
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

Affected products

wpzita z companion

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-30817 is a medium vulnerability (CVSS 5.4) in Wpzita Z Companion, published March 27, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.50%, the 42nd percentile. No source names a fixed version.