CVE-2025-47581

WordPress WordPress Events Calendar Registration & Tickets plugin <= 2.6.0 - PHP Object Injection vulnerability

9.8 Critical

Deserialization of Untrusted Data vulnerability in elbisnero WordPress Events Calendar Registration & Tickets wpeventplus allows Object Injection.This issue affects WordPress Events Calendar Registration & Tickets: from n/a through <= 2.6.0.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.48%Up 0.4 points since May 20, 2025

What each source reports

CVE List Score used 9.8

WordPress WordPress Events Calendar Registration & Tickets plugin <= 2.6.0 - PHP Object Injection vulnerability

Record: CVE-2025-47581
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

EUVDEUVD-2025-15802 9.8

Record: EUVD-2025-15802
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-qwp7-w63j-vxcr 9.8

Deserialization of Untrusted Data vulnerability in Elbisnero WordPress Events Calendar...

Deserialization of Untrusted Data vulnerability in Elbisnero WordPress Events Calendar Registration & Tickets allows Object Injection.This issue affects WordPress Events Calendar Registration & Tickets: from n/a through 2.6.0.

Record: GHSA-qwp7-w63j-vxcr
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

NVD 9.8

Record: CVE-2025-47581
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

Affected products

elbisnero wordpress events calendar registration & tickets

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-47581 is a critical vulnerability (CVSS 9.8) in Elbisnero Wordpress Events Calendar Registration & Tickets, published May 19, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 42nd percentile. No source names a fixed version.