CVE-2023-4963

Summary

The WS Facebook Like Box Widget plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'ws-facebook-likebox' shortcode in versions up to, and including, 5.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions 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

CVE Program Container

Additional References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/8bebc229-9d15-439f-a8df-f68455bc5193?source=cve
• https://plugins.trac.wordpress.org/browser/ws-facebook-likebox/trunk/includes/shortcodes.php#L22

CISA ADP Vulnrichment

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

References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/8bebc229-9d15-439f-a8df-f68455bc5193?source=cve
• https://plugins.trac.wordpress.org/browser/ws-facebook-likebox/trunk/includes/shortcodes.php#L22

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