CVE-2026-24378 CRITICAL

CVE-2026-24378: WordPress EventPrime plugin <= 4.2.8.0 - PHP Object Injection vulnerability

Vendor Metagauss

Product EventPrime

Weakness CWE-502 · Unsafe deserialization

Published March 25, 2026

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

9.8/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

Description

Deserialization of Untrusted Data vulnerability in Metagauss EventPrime eventprime-event-calendar-management allows Object Injection.This issue affects EventPrime: from n/a through <= 4.2.8.0.

Key dates

Disclosure timeline

March 25, 2026 CVE published

April 28, 2026 Record updated