CVE-2025-12066

CVSS 4.4 Medium
  • CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
  • Published: 2025-11-21T10:15:46.710

The WP Delete Post Copies plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 6.0.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Related CVE by CWE

No related CWE found.

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Recently Exploited Similar Vulnerabilities

No recent KEV-listed items for this vendor/product.

How to fix CVE-2025-12066

CVE-2025-12066 is a medium severity vulnerability affecting the affected product.

Description: The WP Delete Post Copies plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 6.0.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute […]

Affected Versions:
❌ Vulnerable: ≤ 6.0.2
✅ Safe: ≥ 6.0.3

Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public

How to Fix:

1 Identify affected systems

- Check if you're running the affected product
- Verify version (vulnerable: ≤ 6.0.2)

2 Immediate actions

- Update to ≥ 6.0.3 or later
- If patching is not immediately possible: restrict network exposure, apply least-privilege access

3 Verification

- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)

4 Long-term prevention

- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations

Exploit Difficulty Assessment

HARD
⏱️ Time to Exploit: > 4 hours
🛠️ Skills Required: Advanced security expertise
💰 Public Exploits: Rare or not public

Affected Versions

❌ Vulnerable: ≤ 6.0.2
✅ Safe: ≥ 6.0.3

Vulnerability Timeline

Nov 21, 2025
Vulnerability Published

CVE details first published to NVD database

Nov 21, 2025
Imported to Database

Added to this CVE tracking system

Detection Rules & IOCs

No specific detection rules generated for this vulnerability type.

No vendor/product data available.