CVE-2026-84835
Received Received - Intake

Missing Authorization in Rentsyst Due to Incorrect Access Control

Publication date: 2026-09-02

Last updated on: 2026-09-02

Assigner: Patchstack

Description
Missing Authorization vulnerability in DimaFreund Rentsyst allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Rentsyst: from n/a through 2.1.2.

CVSS Scores

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Meta Information

Published
2026-09-02
Last Modified
2026-09-02
Generated
2026-09-02
AI Q&A
2026-09-02
EPSS Evaluated
N/A
NVD
CVE-2026-84835
EUVD
EUVD-2026-69944

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
dimafreund rentsyst to 2.1.2 (inc)
patchstack rentsyst to 2.1.2 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

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Executive Summary

CVE-2026-84835 is a Missing Authorization vulnerability in the DimaFreund Rentsyst plugin for WordPress. It allows unauthenticated users to perform actions that require higher privileges due to incorrectly configured access control security levels.

Detection Guidance

To detect this vulnerability, check if the Rentsyst plugin version 2.1.2 or below is installed on your WordPress site. You can use commands like 'wp plugin list' in WordPress CLI or inspect the plugin files directly for version information.

Impact Analysis

This vulnerability could allow attackers to access or modify sensitive data, change settings, or perform unauthorized actions in the Rentsyst plugin without authentication. The impact is considered low severity with a CVSS score of 5.3.

Mitigation Strategies

Immediately update the Rentsyst plugin to the latest version if available. If no patch exists, consider disabling the plugin or seeking help from a hosting provider or web developer to implement proper access controls.

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