🔐 CVE Alert

CVE-2024-5966

MEDIUM 6.4

Grey Opaque <= 2.0.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via Download-Button Shortcode

CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th

The Grey Opaque theme for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘url’ parameter within the theme's Download-Button shortcode in all versions up to, and including, 2.0.1 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.

CWE CWE-79
Vendor ppfeufer
Product grey opaque
Published Jun 22, 2024
Last Updated Apr 8, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

ppfeufer / Grey Opaque
0 ≤ 2.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/2f4888e1-98b3-48d9-a2d8-416eae447a32?source=cve themes.trac.wordpress.org: https://themes.trac.wordpress.org/browser/grey-opaque/2.0.1/functions-shortcodes.php#L34

Credits

Francesco Carlucci