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CVE-2026-84835— WordPress Rentsyst plugin <= 2.1.5 - Broken Access Control vulnerability

Quick assessment

Affected
DimaFreund Rentsyst
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress Rentsyst是WordPress基金会的一款租赁管理插件。 WordPress Rentsyst 2.1.2及之前版本存在授权问题漏洞，该漏洞源于缺少授权，可能导致利用配置错误的访问控制安全级别。

CVSS 5.3 · Medium EPSS 0.31% · P23

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
DimaFreund Rentsyst ≤ 2.1.5 affected
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I. Basic Information for CVE-2026-84835

Vulnerability Information
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Vulnerability Title
WordPress Rentsyst plugin <= 2.1.5 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Missing Authorization vulnerability in DimaFreund Rentsyst rentsyst allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Rentsyst: from n/a through 2.1.5.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Rentsyst 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Rentsyst是WordPress基金会的一款租赁管理插件。 WordPress Rentsyst 2.1.2及之前版本存在授权问题漏洞，该漏洞源于缺少授权，可能导致利用配置错误的访问控制安全级别。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
DimaFreund Rentsyst 0 ~ 2.1.5 -

II. Public POCs for CVE-2026-84835

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III. Intelligence Information for CVE-2026-84835

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Vendor Advisories for CVE-2026-84835 (1)

IV. Related Vulnerabilities

Same product: Rentsyst
Same vendor: DimaFreund
Same weakness: CWE-862

V. Comments for CVE-2026-84835

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