TNC Toolbox: Web Performance vulnerabilities
Plugin slug tnc-toolbox · 2 known vulnerabilities · latest disclosed 2025-11-29 · WordPress.org page
Every listed vulnerability has a fix. Version 2.0.5 or later is not affected by any of them. If your site runs an older version, update it.
1 of 2 rated high or critical (CVSS 7 or more).
Known vulnerabilities in TNC Toolbox: Web Performance
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 4.3 | <= 2.0.4 | 2.0.5 | CVE-2025-66108 | 2025-11-29 | Advisory |
| Critical 10 | <= 1.4.2 | 2.0.0 | CVE-2025-12539 | 2025-11-10 | Advisory |
Check if a site is affected
Enter a site address to see which version of TNC Toolbox: Web Performance and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the TNC Toolbox: Web Performance plugin safe to use?
All 2 known issues are fixed in current versions (2.0.5 or later). Keeping it updated is what matters.
How do I check which version of TNC Toolbox: Web Performance my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.