CVE-2026-78265criticalCWE-502

CVE-2026-78265: critical vulnerability in Nexcess The Events Calendar

WordPress The Events Calendar plugin <= 6.17.2 - PHP Object Injection vulnerability

Published · Updated

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.8epss 0.6%
Unauthenticated PHP Object Injection in The Events Calendar <= 6.17.2 versions.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Related CVEs — Nexcess The Events Calendar

In the same product, most dangerous first.