PT-2026-20666 · WordPress · Wpevently

Phat Rio · Published 2026-02-19 · Updated 2026-02-19 · CVE-2026-23549

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions WpEvently versions n/a through 5.1.1

Description The software contains a flaw due to deserialization of untrusted data, which allows for object injection. This could potentially allow an attacker to compromise the system.

Recommendations Update WpEvently to a version newer than 5.1.1.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2026-23549

Affected Products

Wpevently

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-23549 · Security Note
• https://patchstack.com/database/Wordpress/Plugin/mage-eventpress/vulnerability/wordpress-wpevently-plugin-5-1-1-php-object-injection-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/2024501245852209542 · Twitter Post