CVE-2025-31550 MEDIUM

CVE-2025-31550: WordPress WP-LESS plugin <= 1.9.6 - Sensitive Data Exposure vulnerability

Vendor Thom4
Product WP-LESS
Weakness CWE-538
Published April 1, 2025
Last update April 29, 2026

CVSS base score

5.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

What the vulnerability does

01Description

Insertion of Sensitive Information into Externally-Accessible File or Directory vulnerability in thom4 WP-LESS wp-less allows Retrieve Embedded Sensitive Data.This issue affects WP-LESS: from n/a through <= 1.9.6.

Explanation of Vulnerability in Simple Terms

02Summary

WP-LESS versions 1.9.6 and earlier expose sensitive information through improper access controls. An attacker on the network can read non-public data without authentication. The vulnerability affects the scope beyond the component itself. Update to version 1.9.8 or later to resolve this issue.

What an attacker can do

03Attacker Capabilities

Read sensitive information from the site without logging in.

Potential impact on your site

04Site Impact

Confidential data may be exposed to unauthenticated visitors on the internet.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

April 1, 2025 CVE published
April 29, 2026 Record updated