CVE-2025-47683 WordPress WP Maintenance plugin <= 6.1.9.7 - PHP Object Injection Vulnerability
An attacker can exploit PHP object injection in the WP Maintenance plugin to potentially execute arbitrary code on the WordPress site.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-47683?
CVE-2025-47683 is a high-severity unsafe deserialization vulnerability in Florent Maillefaud WP Maintenance, published on 7 May 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Deserialization of Untrusted Data vulnerability in Florent Maillefaud WP Maintenance wp-maintenance allows Object Injection.This issue affects WP Maintenance: from n/a through <= 6.1.9.7.
Weakness: CWE-502
Which versions are affected by CVE-2025-47683?
How do I fix CVE-2025-47683?
No fix has been published for CVE-2025-47683 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-2025-47683 being exploited?
There is no known exploitation of CVE-2025-47683 in the wild and no public exploit code.
Sources
Also known as GHSA-57jw-5h75-6jp7.