CVE-2026-23549 WordPress WpEvently plugin <= 5.1.1 - PHP Object Injection vulnerability
An attacker can exploit PHP object injection in the WpEvently plugin to potentially execute arbitrary code on the WordPress site.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-23549?
CVE-2026-23549 is a critical unsafe deserialization vulnerability in magepeopleteam WpEvently, published on 19 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Deserialization of Untrusted Data vulnerability in magepeopleteam WpEvently mage-eventpress allows Object Injection.This issue affects WpEvently: from n/a through <= 5.1.1.
Weakness: CWE-502
Which versions are affected by CVE-2026-23549?
How do I fix CVE-2026-23549?
No fix has been published for CVE-2026-23549 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2026-23549 being exploited?
There is no known exploitation of CVE-2026-23549 in the wild and no public exploit code.
Sources
Also known as GHSA-xgvq-3q42-wr4g.