WordPress 6.3.3

WordPress 6.3.3 has 8 disclosed vulnerabilities in the WordSec catalog, reported between 2012 and 2025; all 8 are fixed as of August 2026. Their average CVSS score is 5.5, and the most serious one scores 7.2 out of 10. Severity breakdown: 0 critical and 1 high. 2024 was the busiest year with 5 disclosures.

The most common weakness is Cross-Site Scripting, behind 5 of the records (63%). Other recurring categories include Exposure Of Sensitive Information To An Unauthorized Actor, Path Traversal.

Every one of the 8 issues recorded for WordPress 6.3.3 has a vendor fix available, so running the current release closes all known holes.

7 independent researchers contributed these findings, one record each.

Strategic Overview

Avg CVSSMedium
5.5/ 10
Patch Coverage100%
Open

0

Fixed

8

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Highest severity on recordCVSS 7.2CVE-2024-4439

WordPress Core < 6.5.2 - Unauthenticated & Authenticated (Contributor+) Stored Cross-Site Scripting via Avatar Block

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Vulnerability Records

8 records
Showing 1–8 of 8 reports

Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C