CVE-2026-89004: CWE-639 Authorization Bypass Through User-Controlled Key in WPeMatico RSS Feed Fetcher
The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.26 does not verify ownership or authorization before returning a campaign's stored configuration and run log, allowing users with contributor-level access and above to read the configuration and execution logs of campaigns created by other users, including administrators.
AI Analysis
Technical Summary
CVE-2026-89004 is an authorization bypass vulnerability in the WPeMatico RSS Feed Fetcher WordPress plugin prior to version 2.8.26. The plugin fails to verify user ownership or authorization before returning stored campaign configurations and run logs. As a result, users with contributor-level permissions or above can read configuration and execution logs of campaigns created by other users, including those created by administrators. This issue is categorized under CWE-639 (Authorization Bypass Through User-Controlled Key).
Potential Impact
Unauthorized users with contributor-level access or higher can read sensitive campaign configuration and execution log data belonging to other users, including administrators. This exposure could lead to information disclosure within the WordPress environment but does not indicate direct code execution or privilege escalation based on the provided data.
Mitigation Recommendations
Upgrade the WPeMatico RSS Feed Fetcher plugin to version 2.8.26 or later, where this authorization bypass vulnerability has been fixed. No other mitigation steps are indicated in the advisory.
CVE-2026-89004: CWE-639 Authorization Bypass Through User-Controlled Key in WPeMatico RSS Feed Fetcher
Description
The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.26 does not verify ownership or authorization before returning a campaign's stored configuration and run log, allowing users with contributor-level access and above to read the configuration and execution logs of campaigns created by other users, including administrators.
CVSS v3.1
Score 2.7low
Affected software
WPeMatico RSS Feed Fetcher
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-89004 is an authorization bypass vulnerability in the WPeMatico RSS Feed Fetcher WordPress plugin prior to version 2.8.26. The plugin fails to verify user ownership or authorization before returning stored campaign configurations and run logs. As a result, users with contributor-level permissions or above can read configuration and execution logs of campaigns created by other users, including those created by administrators. This issue is categorized under CWE-639 (Authorization Bypass Through User-Controlled Key).
Potential Impact
Unauthorized users with contributor-level access or higher can read sensitive campaign configuration and execution log data belonging to other users, including administrators. This exposure could lead to information disclosure within the WordPress environment but does not indicate direct code execution or privilege escalation based on the provided data.
Mitigation Recommendations
Upgrade the WPeMatico RSS Feed Fetcher plugin to version 2.8.26 or later, where this authorization bypass vulnerability has been fixed. No other mitigation steps are indicated in the advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-10T16:19:31.946Z
- State
- PUBLISHED
Threat ID: 6ab4c0b5f7a7c54106f3a846
Added to database: 09/24/2026, 06:18:29 UTC
Last enriched: 09/24/2026, 06:33:24 UTC
Last updated: 09/25/2026, 03:22:36 UTC
Views: 13
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.