Known vulnerabilities in Simple Event Planner

A powerful & flexible plugin to create event listing and event calendar on your website in a simple & elegant way.

3Reported vulnerabilities

7.5Highest CVSS score

1.5.7Latest version

1,000+Active installs

What to do now

Update Simple Event Planner to 1.5.8 or later. 3 of these have a fixed version available. Updating resolves them.

Plugin last updated: January 27, 2026 / Tested up to WordPress: 6.9.7 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2026-97257	High 7.5	0.4%	1.5.7 and earlier	`1.5.8`	October 3, 2026
CVE-2022-25612	Medium 5.4	0.6%	1.5.4 and earlier	`1.5.5`	March 25, 2022
CVE-2022-25611	Medium 5.4	0.6%	1.5.4 and earlier	`1.5.5`	March 23, 2022

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.