MailArchiver vulnerabilities
Plugin slug mailarchiver · 3 known vulnerabilities · latest disclosed 2026-03-06 · WordPress.org page
Every listed vulnerability has a fix. Version 4.5.1 or later is not affected by any of them. If your site runs an older version, update it.
1 of 3 rated high or critical (CVSS 7 or more).
Known vulnerabilities in MailArchiver
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 4.8 | <= 4.4.0 | 4.5.0 | CVE-2026-2721 | 2026-03-06 | Advisory |
| Medium 4.9 | <= 4.5.0 | 4.5.1 | CVE-2026-2831 | 2026-02-26 | Advisory |
| High 7.2 | <= 2.10.1 | 2.11.0 | CVE-2023-3136 | 2023-07-12 | Advisory |
Check if a site is affected
Enter a site address to see which version of MailArchiver and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the MailArchiver plugin safe to use?
All 3 known issues are fixed in current versions (4.5.1 or later). Keeping it updated is what matters.
How do I check which version of MailArchiver 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.