CVE-2025-15489: Passster < 4.2.24 - Password Protection Bypass

Published Sep 2, 2026
·
Updated

The Passster WordPress plugin before 4.2.24 does not handle input properly in an AJAX action, allowing unauthenticated users to retrieve the value of password protected content

Affected Software

1 affected component
WordPress Passster plugin<4.2.24

Event History

Sep 2, 2026
CVE Published
via MITRE·02:25 PM
Data Sourced
via MITRE·02:25 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:17 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

Who can exploit this issue?

Any unauthenticated remote user can exploit the vulnerable AJAX action. No account, privileges, or user interaction are required.

2

What information can an attacker obtain?

An attacker can retrieve the value of content protected by Passster passwords. The available data indicates confidentiality impact only; it does not indicate modification or service-disruption impact.

3

Which installations are affected?

WordPress sites using the Passster plugin with a version earlier than 4.2.24 are affected. The provided information does not identify any configuration prerequisite beyond use of a vulnerable plugin version.

4

How can I determine whether my site is vulnerable?

Check the installed Passster plugin version. Versions before 4.2.24 should be treated as vulnerable based on the available information.

Contact

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Fortitude Valley,
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info@secalerts.co
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