CVE-2026-8897: Shortcode Buddy <= 0.1.9.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

Severity: medium (CVSS 6.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-27 · updated 2026-06-17
Weakness: CWE-79

Description

The Shortcode Buddy plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 0.1.9.5 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

vincentastolfi Shortcode Buddy: through 0.1.9.5

References

https://plugins.trac.wordpress.org/browser/shortcode-buddy/trunk/shortcodes/shortcodes.php#L150
https://plugins.trac.wordpress.org/browser/shortcode-buddy/trunk/shortcodes/shortcodes.php#L156
https://www.wordfence.com/threat-intel/vulnerabilities/id/2a5eeae6-313a-4244-9d6a-583828521a3b?source=cve

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