Calendar.online / Kalender.digital – Plugin vulnerabilities

Plugin slug kalender-digital · 2 known vulnerabilities · latest disclosed 2025-12-31 · WordPress.org page

Every listed vulnerability has a fix. Version 1.0.14 or later is not affected by any of them. If your site runs an older version, update it.

0 of 2 rated high or critical (CVSS 7 or more).

Known vulnerabilities in Calendar.online / Kalender.digital – Plugin

SeverityAffected versionsFixed inCVEPublishedDetails
Medium 6.4<= 1.0.131.0.14CVE-2025-627522025-12-31Advisory
Medium 6.4<= 1.0.81.0.9CVE-2024-386782024-07-10Advisory

Check if a site is affected

Enter a site address to see which version of Calendar.online / Kalender.digital – Plugin and other plugins it runs, and whether they match a known vulnerability.

Questions

Is the Calendar.online / Kalender.digital – Plugin plugin safe to use?

All 2 known issues are fixed in current versions (1.0.14 or later). Keeping it updated is what matters.

How do I check which version of Calendar.online / Kalender.digital – Plugin 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.

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