Medium severity6.4NVD Advisory· Published Dec 6, 2025· Updated Apr 15, 2026
CVE-2025-13898
CVE-2025-13898
Description
The Ultra Skype Button plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'btn_id' parameter of the [ultra_skype] shortcode in all versions up to, and including, 1.0 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 products
1- Range: <=1.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- plugins.trac.wordpress.org/browser/ultra-skype-button/tags/1.0/index.phpnvd
- plugins.trac.wordpress.org/browser/ultra-skype-button/tags/1.0/index.phpnvd
- plugins.trac.wordpress.org/browser/ultra-skype-button/trunk/index.phpnvd
- plugins.trac.wordpress.org/browser/ultra-skype-button/trunk/index.phpnvd
- www.wordfence.com/threat-intel/vulnerabilities/id/20b3c88f-a0df-4814-83b6-27440c5ad38envd
News mentions
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