CVE-2025-30841 CRITICAL

CVE-2025-30841: WordPress Countdown & Clock plugin <=2.8.8 - Remote Code Execution (RCE) vulnerability

Vendor Adamskaat
Product Countdown & Clock
Weakness CWE-22 · Path traversal
Published April 1, 2025
Last update April 29, 2026

CVSS base score

9.9/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in adamskaat Countdown & Clock countdown-builder allows Remote Code Inclusion.This issue affects Countdown & Clock: from n/a through <= 2.8.8.

Explanation of Vulnerability in Simple Terms

02Summary

A path traversal vulnerability in Countdown & Clock versions 2.8.8 and earlier allows an authenticated attacker to read, modify, or delete arbitrary files on the server. The vulnerability requires low-level user privileges and network access. An attacker can exploit this to access sensitive configuration files, database credentials, or other protected data stored on the site.

What an attacker can do

03Attacker Capabilities

Read, modify, or delete arbitrary files on the server, including sensitive configuration and database files.

Potential impact on your site

04Site Impact

Complete compromise of site data, credentials, and potentially the underlying server if sensitive files are accessed or modified.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site; no user interaction required.

Key dates

06Disclosure timeline

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