CVE-2025-66151

WordPress Countdowner for Elementor plugin <= 1.0.4 - Broken Access Control vulnerability

5.4 Medium

Missing Authorization vulnerability in merkulove Countdowner for Elementor countdowner-elementor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Countdowner for Elementor: from n/a through <= 1.0.4.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: Low

Exploit likelihood

0.20%Up 0.2 points since Jan 1, 2026

What each source reports

CVE List Score used 5.4

WordPress Countdowner for Elementor plugin <= 1.0.4 - Broken Access Control vulnerability

Record: CVE-2025-66151
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

EUVDEUVD-2025-206075 5.4

Record: EUVD-2025-206075
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-44fv-rwhc-x5f9 5.4

Missing Authorization vulnerability in merkulove Countdowner for Elementor allows Exploiting...

Missing Authorization vulnerability in merkulove Countdowner for Elementor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Countdowner for Elementor: from n/a through 1.0.4.

Record: GHSA-44fv-rwhc-x5f9
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

NVD 5.4

Record: CVE-2025-66151
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness: CWE-862
Updated: 2026-11-02

Affected products

merkulove countdowner for elementor

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-66151 is a medium vulnerability (CVSS 5.4) in Merkulove Countdowner For Elementor, published December 31, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 10th percentile. No source names a fixed version.