CVE-2025-31927CWE-502

WordPress Acerola <= 1.6.5 - PHP Object Injection Vulnerability

Critical · published May 23, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
48.8
In the wild
Unconfirmed
What it is

🚨 A critical deserialization vulnerability in the Acerola component could let attackers inject malicious objects — it’s like a delivery person bringing in unknown packages without checking the contents! 🔥 Imagine a restaurant kitchen accepting any delivery without verifying the order. If the chef doesn’t check the ingredients, they might end up cooking something dangerous that could harm customers. This is exactly what happens here: untrusted data gets accepted and executed without scrutiny. An attacker could exploit this vulnerability to manipulate application behavior, potentially gaining full control over the system. This situation can lead to data breaches, unauthorized access, or even complete system takeover, which would be absolutely devastating for any organization.

Put simply

Imagine a restaurant kitchen accepting any delivery without verifying the order. If the chef doesn’t check the ingredients, they might end up cooking something dangerous that could harm customers. This is exactly what happens here: untrusted data gets accepted and executed without scrutiny. This vulnerability in Acerola allows for Object Injection due to insecure deserialization of untrusted data, enabling attackers to create malicious objects that behave in unforeseen ways when processed by the application.

What to do

An attacker could exploit this vulnerability to manipulate application behavior, potentially gaining full control over the system. This situation can lead to data breaches, unauthorized access, or even complete system takeover, which would be absolutely devastating for any organization. Ensure you upgrade to version 1.6.6 or later to mitigate this vulnerability. Additionally, review your deserialization processes to avoid accepting untrusted data and implement input validation to fortify your defenses. You can tackle this! With the right updates and precautions, you'll secure your application in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00616 · 48.8th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-05-23T12:44Z
EPSS history
Timeline
  • 23 MAY 12:44Z
    WordPress Acerola <= 1.6.5 - PHP Object Injection Vulnerability
    cvelistv5