plugin

Ultra Skype Button Vulnerabilities

2 known security issues reported for the Ultra Skype Button WordPress plugin. Most recent disclosed Dec 6, 2025.

1 medium

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Ultra Skype Button [ultra-skype-button] <= 1.0 (unfixed)

unknown

[en] 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 Contribut...

Affected:
up to 1.0
Fix:
No patched version reported
Disclosed:
Dec 6, 2025

CVE-2025-13898 on NVD →

Ultra Skype Button <= 1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'btn_id' Shortcode Attribute

medium

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-le...

CVSS:
6.4
Affected:
up to 1.0
Fix:
No patched version reported
Disclosed:
Dec 5, 2025

CVE-2025-13898 on NVD →

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