CVE-2026-18063: Job Postings <= 2.8.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'position_button' Parameter
The Job Postings plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'positionbutton' parameter in all versions up to, and including, 2.8.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected Software
Event History
Frequently Asked Questions
Who can exploit this issue?
An attacker needs an authenticated WordPress account with Contributor-level permissions or higher. Unauthenticated visitors cannot directly inject the payload based on the available information.
Which installations are affected?
WordPress sites using the Job Postings plugin in version 2.8.1 or any earlier version are affected. The issue involves the position_button parameter.
What is the impact after a payload is stored?
Injected script executes when a user accesses a page containing the malicious content. The attacker can inject arbitrary web scripts, with impact limited to confidentiality and integrity in the provided severity data.