WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN) vulnerabilities
Plugin slug wpo365-login · 9 known vulnerabilities · latest disclosed 2026-11-04 · WordPress.org page
Every listed vulnerability has a fix. Version 45.2 or later is not affected by any of them. If your site runs an older version, update it.
4 of 9 rated high or critical (CVSS 7 or more).
Known vulnerabilities in WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN)
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 6.3 | <= 45.1 | 45.2 | CVE-2026-122220 | 2026-11-04 | Advisory |
| High 7.2 | <= 44.1 | 45.0 | CVE-2026-96765 | 2026-10-09 | Advisory |
| High 8.1 | <= 44.1 | 45.0 | CVE-2026-104759 | 2026-10-09 | Advisory |
| Medium 4.3 | <= 44.1 | 45.0 | CVE-2026-102915 | 2026-10-05 | Advisory |
| High 8.8 | <= 43.2 | 43.3 | CVE-2026-15212 | 2026-07-23 | Advisory |
| Medium 6.4 | <= 40.0 | 40.1 | CVE-2025-67961 | 2026-01-21 | Advisory |
| Medium 6.4 | <= 27.2 | 28.0 | CVE-2024-4706 | 2024-05-22 | Advisory |
| Medium 6.1 | <= 15.3 | 15.4 | CVE-2021-43409 | 2021-10-15 | Advisory |
| Critical 9.1 | <= 11.6 | 11.7 | CVE-2020-26511 | 2020-10-02 | Advisory |
Check if a site is affected
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Questions
Is the WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN) plugin safe to use?
All 9 known issues are fixed in current versions (45.2 or later). Keeping it updated is what matters.
How do I check which version of WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN) 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.