CVE-2023-3999 - CVE House

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Status published Medium CVE-2023-3999

Waiting: One-click countdowns <= 0.6.2 - Missing Authorization

6.3 CVSS

Vulnerability Description

The Waiting: One-click countdowns plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on its AJAX calls in versions up to, and including, 0.6.2. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to create and delete countdowns as well as manipulate other plugin settings.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Marco Wotschka

References

More from pluginbuilders

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Waiting: One-click countdowns <= 0.6.2 - Cross-Site Request Forgery

Waiting: One-click countdowns <= 0.6.2 - Missing Authorization Checks leading to Authenticated (Subscriber+) Stored Cross-Site Scripting

YourChannel <= 1.2.4 - Cross-Site Request Forgery to Plugin Language Translation Reset

YourChannel <= 1.2.4 - Cross-Site Request Forgery to Plugin Language Translation Update

YourChannel <= 1.2.5 - Authenticated (Administrator+) Stored Cross-Site Scripting

Affected Vendor

pluginbuilders

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Affected Software

Waiting: One-click countdowns

Vulnerable Versions:

0

Timeline

Official Publish: August 31st, 2023

Last Modified: April 8th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1078 Valid Accounts

T1531 Account Access Removal