EUVD-2026-15573

| CVE-2026-24378 CRITICAL
2026-03-25 Patchstack GHSA-544w-wmqh-vq4j
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 25, 2026 - 16:47 vuln.today
EUVD ID Assigned
Mar 25, 2026 - 16:47 euvd
EUVD-2026-15573
CVE Published
Mar 25, 2026 - 16:14 nvd
CRITICAL 9.8

Tags

Deserialization

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.

Analysis

This is a PHP Object Injection vulnerability in the Metagauss EventPrime WordPress plugin (eventprime-event-calendar-management) caused by unsafe deserialization of untrusted data. All versions up to and including 4.2.8.0 are affected, allowing attackers to inject malicious serialized objects that can lead to remote code execution or arbitrary actions depending on available PHP gadget chains. …

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Remediation

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Restrict deserialization to trusted data sources and implement integrity checks.

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Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +49
POC: 0

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EUVD-2026-15573 vulnerability details – vuln.today
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