CVE-2025-39503CWE-502

WordPress Goodlayers Hotel plugin <= 3.1.4 - PHP Object Injection vulnerability

Critical · published May 23, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
48.9
In the wild
Unconfirmed
What it is

🔥 This deserialization vulnerability in GoodLayers Goodlayers Hotel could let attackers inject malicious objects like a chef slipping in an unwanted ingredient into your dish! Think of it as a restaurant where the chef trusts any delivery order without checking the ingredients — one rogue item could spoil the entire meal! A crafty attacker could exploit this flaw and gain full access to your site's internal workings. An attacker could execute arbitrary code, potentially allowing them to steal sensitive data, manipulate your website, or disrupt service completely. This could lead to devastating consequences for your users and your reputation!

Put simply

Think of it as a restaurant where the chef trusts any delivery order without checking the ingredients — one rogue item could spoil the entire meal! A crafty attacker could exploit this flaw and gain full access to your site's internal workings. This vulnerability arises from improper handling of untrusted data, allowing for object injection. It affects GoodLayers Hotel versions n/a through 3.1.4, enabling unauthorized actions on the server.

What to do

An attacker could execute arbitrary code, potentially allowing them to steal sensitive data, manipulate your website, or disrupt service completely. This could lead to devastating consequences for your users and your reputation! Update your GoodLayers Hotel plugin immediately to version 3.1.5 or higher to patch this vulnerability. Review and sanitize any deserialization processes to prevent future exploits. Maintain regular audits of your code to catch similar vulnerabilities early! You've got this! With a quick update, your site can be secured and back in tip-top shape! 🛡️

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 · 48.9th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-05-23T12:43Z
EPSS history
Timeline
  • 23 MAY 12:43Z
    WordPress Goodlayers Hotel plugin <= 3.1.4 - PHP Object Injection vulnerability
    cvelistv5