What’s Vulnerable › Vulnerabilities

CVE-2026-0737: Shortcodes Ultimate <= 7.4.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'su_lightbox' Shortcode

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-04 · updated 2026-07-24
• Weakness: CWE-79

Description

The WP Shortcodes Plugin - Shortcodes Ultimate plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 7.4.7. This is due to insufficient input sanitization and output escaping in the 'src' attribute of the su_lightbox shortcode. 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

• gn_themes WP Shortcodes Plugin — Shortcodes Ultimate: through 7.4.7

References

• https://plugins.trac.wordpress.org/browser/shortcodes-ultimate/tags/7.4.8/includes/shortcodes/lightbox.php?marks=69#L69
• https://research.cleantalk.org/cve-2026-0737/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/62a9c9f4-ace4-4029-a720-5ea077e98be4?source=cve

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