CVE-2024-4891

moderate-risk
Published 2024-05-18

The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘tagName’ parameter in versions up to, and including, 4.5.12 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.

Do I need to act?

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0.40% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.4/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Wpdeveloper

References (6)

Product https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/blocks/Advance...
Patch https://plugins.trac.wordpress.org/changeset/3087677/
Third Party Advisory https://www.wordfence.com/threat-intel/vulnerabilities/id/e1bcebb3-920b-40cc-aa5...
Product https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/blocks/Advance...
Patch https://plugins.trac.wordpress.org/changeset/3087677/
Third Party Advisory https://www.wordfence.com/threat-intel/vulnerabilities/id/e1bcebb3-920b-40cc-aa5...
31
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal