CVE-2026-74021
Deferred Deferred - Pending Action

Unauthenticated Broken Access Control in Chaplin

Publication date: 2026-08-20

Last updated on: 2026-08-20

Assigner: Patchstack

Description
Unauthenticated Broken Access Control in Chaplin <= 2.6.8 versions.

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Meta Information

Published
2026-08-20
Last Modified
2026-08-20
Generated
2026-08-20
AI Q&A
2026-08-20
EPSS Evaluated
N/A
NVD
CVE-2026-74021
EUVD
EUVD-2026-63328

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
chaplin chaplin to 2.6.8 (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

This is an Unauthenticated Broken Access Control vulnerability in the Chaplin WordPress theme versions 2.6.8 or earlier. It allows unauthenticated users to perform privileged actions due to missing authorization checks. The theme has not been updated in over a year and no official patch is available.

Detection Guidance

Detecting this vulnerability requires checking for the Chaplin theme version 2.6.8 or earlier in WordPress installations. Inspect theme files for missing authorization checks in privileged actions. No direct commands are provided, but manual review of theme files and WordPress admin access logs may help identify unauthorized access attempts.

Impact Analysis

An attacker could exploit this to perform unauthorized actions on your WordPress site, potentially leading to data breaches, unauthorized content changes, or further compromise of your system. Immediate mitigation is advised by removing or replacing the theme.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, which may violate GDPR or HIPAA compliance requirements. Organizations using this theme risk non-compliance due to potential data exposure and lack of proper access controls.

Mitigation Strategies

Immediately remove and replace the Chaplin WordPress theme version 2.6.8 or earlier. Deactivating alone is insufficient as the vulnerability persists. Consider using Patchstack's mitigation rule as a temporary measure until replacement is completed.

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