PT-2024-30717 · WordPress · Gallery Block

Krzysztof Zając · Published 2024-05-08 · Updated 2024-05-14 · CVE-2024-4386

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Gallery Block (Meow Gallery) plugin for WordPress versions up to, and including, 5.1.3

Description The issue is related to Stored Cross-Site Scripting due to insufficient input sanitization and output escaping, specifically via the data atts parameter. This allows authenticated attackers with contributor-level permissions and above to inject arbitrary web scripts in pages, which will execute when a user accesses an injected page.

Recommendations For Gallery Block (Meow Gallery) plugin for WordPress versions up to, and including, 5.1.3: Update to a version that includes patches for the Stored Cross-Site Scripting issue, ensuring proper input sanitization and output escaping for the data atts parameter. As a temporary workaround, consider restricting contributor-level permissions to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2024-4386

Affected Products

Gallery Block

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2024-4386 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/477b41a5-b2ff-4b94-9622-824146a0e2ed?source=cve · Note
• https://plugins.trac.wordpress.org/browser/meow-gallery/trunk/classes/core.php#L273 · Note
• https://twitter.com/oktsec/status/1788321197463101728 · Twitter Post
• https://plugins.trac.wordpress.org/changeset/3082976 · Note