CVE-2025-58246
📋 TL;DR
This WordPress vulnerability allows users with contributor-level privileges to embed sensitive data into sent content, potentially exposing information that should remain private. It affects WordPress core versions from 4.7 through 6.8.2, requiring contributor access to exploit.
💻 Affected Systems
- WordPress
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Contributor-level users could embed sensitive information (like database credentials, API keys, or user data) into posts or pages that get published, exposing confidential data to the public.
Likely Case
A malicious contributor could embed sensitive configuration data or internal information into draft content that might be reviewed and published by editors/administrators.
If Mitigated
With proper user access controls and content review processes, the risk is limited as contributors cannot publish directly and their content requires editorial approval.
🎯 Exploit Status
Exploitation requires contributor-level access. The vulnerability involves embedding sensitive data into content that gets transmitted/sent.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: WordPress 6.8.3 (and corresponding security releases for older branches)
Vendor Advisory: https://wordpress.org/news/2025/09/wordpress-6-8-3-release/
Restart Required: No
Instructions:
1. Backup your WordPress site and database. 2. Update WordPress core to version 6.8.3 or later via Dashboard > Updates. 3. For older branches, update to the latest security release for your version. 4. Verify update completed successfully.
🔧 Temporary Workarounds
Restrict Contributor Privileges
allTemporarily reduce contributor permissions or convert contributors to subscribers until patched.
Implement Content Review Workflow
allEnsure all contributor content is thoroughly reviewed by editors/administrators before publication.
🧯 If You Can't Patch
- Implement strict user access controls and audit contributor accounts
- Enable comprehensive logging of content changes and user activities
🔍 How to Verify
Check if Vulnerable:
Check WordPress version in Dashboard > Updates or via wp-admin/about.phpCheck Version:
wp core version (WP-CLI) or check Dashboard > Updates in admin panelVerify Fix Applied:
Verify WordPress version is 6.8.3 or later, or appropriate security release for older branches📡 Detection & Monitoring
Log Indicators:
- Unusual content modifications by contributor users
- Posts/pages containing unexpected embedded data or code
Network Indicators:
- HTTP responses containing unexpected sensitive data in page content
SIEM Query:
source="wordpress" AND (event_type="post_modified" OR event_type="page_modified") AND user_role="contributor"