CVE-2025-9950 MEDIUM

CVE-2025-9950: Error Log Viewer by BestWebSoft <= 1.1.6 - Authenticated (Administrator+) Arbitrary File Read

Vendor Bestwebsoft
Product Error Log Viewer by BestWebSoft
Weakness CWE-22 · Path traversal
Published October 11, 2025
Last update April 8, 2026

CVSS base score

4.9/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

The Error Log Viewer by BestWebSoft plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 1.1.6 via the rrrlgvwr_get_file function. This makes it possible for authenticated attackers, with Administrator-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.

Explanation of Vulnerability in Simple Terms

02Summary

Error Log Viewer by BestWebSoft versions 1.1.6 and earlier contain a path traversal vulnerability that allows high-privilege users to read arbitrary files from the server. An attacker with admin or equivalent access can bypass directory restrictions and access sensitive files outside the intended log directory, such as configuration files or other protected data.

What an attacker can do

03Attacker Capabilities

Read arbitrary files on the server outside the intended log directory.

Potential impact on your site

04Site Impact

Admins or compromised admin accounts can access sensitive files like database credentials or configuration data.

Conditions required to exploit

05Prerequisites

Attacker must have high-level privileges (admin or equivalent) on the site.

Key dates

06Disclosure timeline

October 11, 2025 CVE published
April 8, 2026 Record updated