PLUGIN SECURITY
Known vulnerabilities, PHP compatibility and safer alternatives for the Countdown, Coming Soon, Maintenance – Countdown & Clock WordPress plugin — checked against WP Clinic's local security database.
countdown-builder8 known CVEs on file for Countdown, Coming Soon, Maintenance – Countdown & Clock.
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2025-30841 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.8.9 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | Critical 9.9 | < 2.8.9 | 2.8.9 | 2025-04-01 | — |
| — | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] <= 3.0.8 (unfixed) | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.9 | < 3.0.8 | 3.0.8 | 2024-10-28 | — |
| CVE-2024-2017 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.7.8.1 | Missing Authorization | Medium 5.4 | < 2.7.8.1 | 2.7.8.1 | 2024-06-05 | — |
| — | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.3.9.6 | — | Unknown | < 2.3.9.6 | 2.3.9.6 | 2022-05-25 | — |
| CVE-2022-29420 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.3.3 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.9 | < 2.3.3 | 2.3.3 | 2022-04-28 | — |
| CVE-2022-29421 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.3.3 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 4.7 | < 2.3.3 | 2.3.3 | 2022-04-28 | — |
| CVE-2022-29422 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.3.3 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 4.8 | < 2.3.3 | 2.3.3 | 2022-04-28 | — |
| CVE-2022-29423 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.3.3 | — | Low 3.8 | < 2.3.3 | 2.3.3 | 2022-04-28 | — |
The Countdown, Coming Soon, Maintenance – Countdown & Clock plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 2.8.8. This makes it possible for authenticated attackers, with Contributor-level access and above, to execute code on the server.
Source: Wordfence
The Countdown, Coming Soon, Maintenance – Countdown & Clock plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.9.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Source: Wordfence
The Countdown, Coming Soon, Maintenance – Countdown & Clock plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the conditionsRow and switchCountdown functions in all versions up to, and including, 2.7.8. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject PHP Objects and modify the status of countdowns.
Source: CVE.org
The plugin Countdown, Coming Soon, Maintenance – Countdown & Clock for WordPress is vulnerable to Stored Cross-Site Scripting. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: Wordfence
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Adam Skaat Countdown & Clock (WordPress plugin) countdown-builder allows Stored XSS.This issue affects Countdown & Clock (WordPress plugin): from n/a through 2.3.2.
Source: CVE.org
Reflected Cross-Site Scripting (XSS) vulnerability discovered by Ex.Mi (Patchstack) in WordPress Countdown & Clock plugin (versions <= 2.3.2).
Source: Patchstack
Multiple Authenticated (admin+) Persistent Cross-Site Scripting (XSS) vulnerabilities in Adam Skaat's Countdown & Clock plugin <= 2.3.2 at WordPress via &ycd-countdown-width, &ycd-progress-height, &ycd-progress-width, &ycd-button-margin-top, &ycd-button-margin-right, &ycd-button-margin-bottom, &ycd-button-margin-left, &ycd-circle-countdown-before-countdown, &ycd-circle-countdown-after-countdown vulnerable parameters.
Source: CVE.org
Pro Features Lock Bypass vulnerability discovered by Ex.Mi (Patchstack) in WordPress Countdown & Clock plugin (versions <= 2.3.2).
Source: Patchstack
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2022-0601 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.2.9 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 6.1 | < 2.2.9 | 2.2.9 | 2022-02-21 | — |
| CVE-2025-2270 | Countdown, Coming Soon, Maintenance – Countdown & Clock [countdown-builder] < 2.9.0 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | High 8.1 | < 2.9.0 | 2.9.0 | 0000-00-00 | — |
The Countdown, Coming Soon, Maintenance WordPress plugin before 2.2.9 does not sanitize and escape the post parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting.
Source: CVE.org
The Countdown, Coming Soon, Maintenance – Countdown & Clock plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 2.8.9.1 via the createCdObj function. This makes it possible for unauthenticated attackers to include and execute files with the specific filenames on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in some cases.
Source: Wordfence
Update this plugin to the latest release from wordpress.org — each CVE above lists the exact release that fixed it ("Fixed in") when one is on file.
This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.
Run a free passive scan now, or create a free account and install the WP Clinic plugin for a deep scan of your whole hosting account and AI-assisted repair.