MainWP Child – Securely Connects to the MainWP Dashboard to Manage Multiple Sites vulnerabilities
Plugin slug mainwp-child · 9 known vulnerabilities · latest disclosed 2026-10-06 · WordPress.org page
Every listed vulnerability has a fix. Version 6.2.2 or later is not affected by any of them. If your site runs an older version, update it.
6 of 9 rated high or critical (CVSS 7 or more).
Known vulnerabilities in MainWP Child – Securely Connects to the MainWP Dashboard to Manage Multiple Sites
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| High 8.1 | <= 6.2.1 | 6.2.2 | CVE-2026-105436 | 2026-10-06 | Advisory |
| Medium 5.3 | <= 6.1.1 | 6.1.2 | CVE-2026-27366 | 2026-06-23 | Advisory |
| High 8.1 | <= 5.3.3 | 5.3.4 | CVE-2024-10783 | 2024-12-12 | Advisory |
| Medium 5.9 | <= 4.4.1.1 | 4.4.1.2 | CVE-2023-3132 | 2023-06-23 | Advisory |
| High 7.2 | < 4.1.8 | 4.1.8 | CVE-2021-24877 | 2021-10-25 | Advisory |
| High 8.3 | < 3.4.5 | 3.4.5 | none | 2018-02-18 | Advisory |
| Medium 6.1 | <= 2.0.27 | 2.0.28 | none | 2015-09-07 | Advisory |
| High 7.3 | <= 2.0.22 | 2.0.23 | none | 2015-08-07 | Advisory |
| Critical 9.8 | < 2.0.9.2 | 2.0.9.2 | none | 2015-03-09 | Advisory |
Check if a site is affected
Enter a site address to see which version of MainWP Child – Securely Connects to the MainWP Dashboard to Manage Multiple Sites and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the MainWP Child – Securely Connects to the MainWP Dashboard to Manage Multiple Sites plugin safe to use?
All 9 known issues are fixed in current versions (6.2.2 or later). Keeping it updated is what matters.
How do I check which version of MainWP Child – Securely Connects to the MainWP Dashboard to Manage Multiple Sites 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.