Missing Authorization vulnerability in Themeum Kirki kirki allows Exploiting Incorrectly Configured Access Control Security Levels
Description
Missing Authorization vulnerability in Themeum Kirki kirki allows Exploiting Incorrectly Configured Access Control Security Levels
AI Analyst Comment
Remediation
Apply vendor security updates immediately. Monitor for exploitation attempts and review access logs.
---METADATA---
VENDOR: Themeum
PRODUCT: Kirki
AFFECTED_VERSIONS: 0 through 6.0.13
CONFIDENCE: high
MISSING: patch
---END_METADATA---
Description Summary:
A missing authorization vulnerability in the Themeum Kirki plugin allows unauthenticated attackers to exploit incorrectly configured access controls and potentially access sensitive information.
Executive Summary:
The Themeum Kirki plugin contains a high-severity access control vulnerability that enables unauthenticated attackers to potentially access sensitive information.
Vulnerability Details
CVE-ID: CVE-2026-57727
Affected Software: Themeum Kirki
Affected Versions: 0 through 6.0.13
Vulnerability: The vulnerability is identified as CWE-862 (Missing Authorization). It stems from a failure to validate user permissions, allowing unauthenticated remote attackers to interact with sensitive plugin functionalities.
Business Impact
The vulnerability carries a CVSS score of 7.5, indicating a high risk of unauthorized information disclosure. Successful exploitation could allow attackers to bypass security boundaries, leading to the exposure of sensitive site configurations or data, which may result in severe reputational damage and unauthorized access to backend settings.
Remediation Plan
Immediate Action: Update the Kirki plugin to the latest version beyond 6.0.13. If no patch is currently available, consider deactivating the plugin as a temporary measure.
Proactive Monitoring: Monitor site logs for unauthorized access attempts or suspicious queries associated with the Kirki plugin's endpoints.
Compensating Controls: Utilize a Web Application Firewall (WAF) to filter and block requests that attempt to trigger unauthorized access to the plugin's internal functions.
Exploitation Status
Public Exploit Available: No
Analyst Notes: As of July 14, 2026, there is no public information indicating active exploitation or a public proof-of-concept for this vulnerability. The vulnerability is highly exploitable due to the lack of required authentication.
Analyst Recommendation
Given the high CVSS score and the nature of the flaw, administrators should treat this as a priority update. Immediate action is required to ensure that the plugin is patched to the latest version to prevent unauthorized data access by unauthenticated remote actors.