CVE-2024-4386

MEDIUM 6.4

Gallery Block (Meow Gallery) <= 5.1.3 - Authenticated (Contributor+) Stored Cross-Site Scripting

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

The Gallery Block (Meow Gallery) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data_atts’ parameter in versions up to, and including, 5.1.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE	CWE-79
Vendor	tigroumeow
Product	meow gallery
Published	May 9, 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

tigroumeow / Meow Gallery

0 ≤ 5.1.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/477b41a5-b2ff-4b94-9622-824146a0e2ed?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/meow-gallery/trunk/classes/core.php#L273 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3082976/

Credits

Krzysztof Zając