CVE-2025-13145CWE-502insecure-deserialization

CVE-2025-13145

High · published November 19, 2025

CVSS v3.1
7.2
EPSS
1%
Percentile
45.3
In the wild
Unconfirmed
What it is

⚡ Authenticated admins, watch out! This WP Import plugin is a PHP Object Injection time bomb, lurking in versions up to 7.33.1! 🔥 Think of it like a restaurant where the chef trusts every special order without checking the ingredients. A malicious cook could sneak in a toxic recipe that endangers everyone! If an attacker exploits this vulnerability, they could potentially delete critical files, steal sensitive data, or even execute malicious code on your site. That's like handing over the restaurant keys to a rogue chef who decides the menu needs a little 'spice' — and we all know how that can end!

Put simply

Think of it like a restaurant where the chef trusts every special order without checking the ingredients. A malicious cook could sneak in a toxic recipe that endangers everyone! This vulnerability arises from the unsafe deserialization of data during CSV file imports in the import_single_post_as_csv function. Authenticated users with administrative privileges can push crafted objects into the application, leading to severe consequences if a POP chain exists.

What to do

If an attacker exploits this vulnerability, they could potentially delete critical files, steal sensitive data, or even execute malicious code on your site. That's like handing over the restaurant keys to a rogue chef who decides the menu needs a little 'spice' — and we all know how that can end! Update your WP Import plugin to the latest version immediately to patch this vulnerability. Additionally, review your installed plugins and themes for potential POP vulnerabilities, ensuring that only trusted components are in use. It's a good idea to implement regular security audits to catch these sneaky issues! You've got this! Follow the steps, and your site will be more secure in no time! 🛡️

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00551 · 45.3th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-11-19T11:15Z
References (3)
EPSS history
Timeline
  • 19 NOV 05:45Z
    WP Import – Ultimate CSV XML Importer for WordPress <= 7.33.1 - Authenticated (Administrator+) PHP Object Injection via CSV Import
    cvelistv5