Medium severity6.4NVD Advisory· Published May 12, 2026· Updated May 12, 2026
CVE-2026-5340
CVE-2026-5340
Description
The Fancy Image Show plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's fancy-img-show shortcode in all versions up to, and including, 9.1 due to insufficient input sanitization and output escaping on user supplied attributes. 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
2<=9.1+ 1 more
- (no CPE)range: <=9.1
- (no CPE)range: <=9.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- plugins.trac.wordpress.org/browser/fancy-image-show/tags/9.1/fancy-image-show.phpnvd
- plugins.trac.wordpress.org/browser/fancy-image-show/tags/9.1/fancy-image-show.phpnvd
- plugins.trac.wordpress.org/browser/fancy-image-show/trunk/fancy-image-show.phpnvd
- www.wordfence.com/threat-intel/vulnerabilities/id/131d07ad-4e87-4137-a5df-2b74db1e9ae8nvd
News mentions
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