WordPress Core < 6.5.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via HTML API

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2024-6307
CVSS 6.4 (Medium)
Publicly Published June 24, 2024
Last Updated June 28, 2024
Researchers Alex Concha - WordPress Security Team
Dennis Snell - WordPress Core Team
Grzegorz Ziółkowski - WordPress Security Team
Aaron Jorbin

Description

WordPress Core is vulnerable to Stored Cross-Site Scripting via the HTML API in various versions prior to 6.5.5 due to insufficient input sanitization and output escaping on URLs. 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.

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1 affected software package

Software Type Core
Patched? Yes
Remediation Update to one of the following versions, or a newer patched version: 5.9.10, 6.0.9, 6.1.7, 6.2.6, 6.3.5, 6.4.5, 6.5.5
Affected Versions
  • 5.9 - 5.9.9
  • 6.0 - 6.0.8
  • 6.1 - 6.1.6
  • 6.2 - 6.2.5
Expand to see 3 more affected version ranges.
  • 6.3 - 6.3.4
  • 6.4 - 6.4.4
  • 6.5 - 6.5.4
Patched Versions
  • 5.9.10
  • 6.0.9
  • 6.1.7
  • 6.2.6
Expand to see 3 more patched versions.
  • 6.3.5
  • 6.4.5
  • 6.5.5

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