CVE-2025-30817 MEDIUM

CVE-2025-30817: WordPress Z Companion plugin <= 1.0.13 - Broken Access Control vulnerability

Vendor Wpzita

Product Z Companion

Weakness CWE-862 · Missing authorization

Published March 27, 2025

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

5.4/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality None

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

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.

Explanation of Vulnerability in Simple Terms

02Summary

Z Companion versions up to 1.0.13 lack proper authorization checks, allowing authenticated users to modify or disable site functionality. An attacker with low-level access can alter settings or disable features without proper permission validation. The vulnerability requires an existing user account but does not require administrative privileges.

What an attacker can do

03Attacker Capabilities

Modify or disable site features and settings without proper authorization.

Potential impact on your site

04Site Impact

Unauthorized users can alter plugin settings or disable functionality, potentially disrupting site operations.

Conditions required to exploit

05Prerequisites

Attacker must have a low-level user account on the site.

Key dates

06Disclosure timeline

March 27, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-30817 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html AskarLabs — CWE-862 write-up Missing Authorization

Related vulnerabilities