Site Checkup AI Troubleshooting with Wizard and Tips for Each Issue <= 1.47 - Unauthenticated Log File Poisoning

Improper Output Neutralization for Logs
CVE CVE-2025-11627
CVSS Medium (6.5)
Publicly Published October 29, 2025
Last Updated October 30, 2025
Researcher Jonas Benjamin Friedli
Description

The Site Checkup Debug AI Troubleshooting with Wizard and Tips for Each Issue plugin for WordPress is vulnerable to log file poisoning in all versions up to, and including, 1.47. This makes it possible for unauthenticated attackers to insert arbitrary content into log files, and potentially cause denial of service via disk space exhaustion.

References

1 affected software package

Software Type Plugin
Software Slug site-checkup (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 1.47
Patched Version
  • 1.48
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