What’s Vulnerable › Vulnerabilities

CVE-2023-5001: Horizontal scrolling announcement <= 9.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-09-16 · updated 2026-06-17
• Weakness: CWE-79

Description

The Horizontal scrolling announcement plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'horizontal-scrolling' shortcode in versions up to, and including, 9.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

• gopiplus Horizontal scrolling announcement: through 9.2

References

• https://plugins.trac.wordpress.org/browser/horizontal-scrolling-announcement/trunk/horizontal-scrolling-announcement.php#L389
• https://www.wordfence.com/threat-intel/vulnerabilities/id/d4f60e8c-2745-4930-9101-914bd73c6e1c?source=cve
• https://plugins.trac.wordpress.org/browser/horizontal-scrolling-announcement/trunk/horizontal-scrolling-announcement.php#L389
• https://www.wordfence.com/threat-intel/vulnerabilities/id/d4f60e8c-2745-4930-9101-914bd73c6e1c?source=cve

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