CVE-2026-11801: CWE-862 Missing Authorization in gwin WPAdverts – Classifieds Plugin
The WPAdverts – Classifieds Plugin for WordPress contains an authorization bypass vulnerability in all versions up to and including 2.3.2. This flaw allows unauthenticated attackers to access internal site configuration data via the classifieds-types REST endpoint. The exposed data includes registered post types, labels, associated taxonomies, form scheme metadata, contact options, and custom field meta keys.
AI Analysis
Technical Summary
CVE-2026-11801 is an authorization bypass vulnerability (CWE-862) in the WPAdverts – Classifieds Plugin for WordPress. Versions up to and including 2.3.2 do not properly verify user authorization before allowing access to the classifieds-types REST endpoint. This improper authorization check enables unauthenticated attackers to retrieve sensitive internal configuration data related to the plugin's setup and metadata.
Potential Impact
An unauthenticated attacker can retrieve sensitive internal configuration data of the WordPress site using the vulnerable plugin. This data exposure could aid attackers in further reconnaissance or targeted attacks against the site. The vulnerability does not allow modification or deletion of data, but the confidentiality impact is high as per the CVSS score of 7.5.
Mitigation Recommendations
No official patch or fix information is provided in the input data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the REST endpoint if possible or disable the plugin if the exposed data poses a risk.
CVE-2026-11801: CWE-862 Missing Authorization in gwin WPAdverts – Classifieds Plugin
Description
The WPAdverts – Classifieds Plugin for WordPress contains an authorization bypass vulnerability in all versions up to and including 2.3.2. This flaw allows unauthenticated attackers to access internal site configuration data via the classifieds-types REST endpoint. The exposed data includes registered post types, labels, associated taxonomies, form scheme metadata, contact options, and custom field meta keys.
CVSS v3.1
Score 7.5high
Affected software
gwin
WPAdverts – Classifieds Plugin
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-11801 is an authorization bypass vulnerability (CWE-862) in the WPAdverts – Classifieds Plugin for WordPress. Versions up to and including 2.3.2 do not properly verify user authorization before allowing access to the classifieds-types REST endpoint. This improper authorization check enables unauthenticated attackers to retrieve sensitive internal configuration data related to the plugin's setup and metadata.
Potential Impact
An unauthenticated attacker can retrieve sensitive internal configuration data of the WordPress site using the vulnerable plugin. This data exposure could aid attackers in further reconnaissance or targeted attacks against the site. The vulnerability does not allow modification or deletion of data, but the confidentiality impact is high as per the CVSS score of 7.5.
Mitigation Recommendations
No official patch or fix information is provided in the input data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the REST endpoint if possible or disable the plugin if the exposed data poses a risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-06-09T14:29:54.447Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a83c665bf8831d5390985df
Added to database: 08/18/2026, 02:41:41 UTC
Last enriched: 09/11/2026, 23:31:47 UTC
Last updated: 10/02/2026, 02:46:02 UTC
Views: 127
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