CVE-2024-4487

Summary

The Blocksy Companion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG uploads in versions up to, and including, 2.0.45 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.

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/5208529c-4ac3-42a4-82d0-7f4d2e486236?source=cve
• https://plugins.trac.wordpress.org/browser/blocksy-companion/tags/2.0.45/framework/features/svg.php#L20
• https://plugins.trac.wordpress.org/changeset/3084198/#file18

References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/5208529c-4ac3-42a4-82d0-7f4d2e486236?source=cve
• https://plugins.trac.wordpress.org/browser/blocksy-companion/tags/2.0.45/framework/features/svg.php#L20
• https://plugins.trac.wordpress.org/changeset/3084198/#file18

• ←Previous
• Next→