CVE-2024-3559

Summary

The Custom Field Suite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the the 'cfs[post_content]' parameter versions up to, and including, 2.6.7 due to insufficient input sanitization and output escaping. 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.

Affected Software

Weaknesses

• CWE-79: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

CVE Program Container

Additional References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/56d8af3b-6c00-49ed-872a-64f7bebb470b?source=cve
• https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/form.php#L69
• https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/api.php#L282

References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/56d8af3b-6c00-49ed-872a-64f7bebb470b?source=cve
• https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/form.php#L69
• https://plugins.trac.wordpress.org/browser/custom-field-suite/trunk/includes/api.php#L282

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