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Medium severity6.4NVD Advisory· Published May 14, 2024· Updated Apr 8, 2026

CVE-2024-4158

CVE-2024-4158

Description

The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘tagName’ parameter in versions up to, and including, 2.0.42 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 products

3
  • Creativethemes/Blocksy2 versions
    cpe:2.3:a:creativethemes:blocksy:*:*:*:*:*:wordpress:*:*+ 1 more
    • cpe:2.3:a:creativethemes:blocksy:*:*:*:*:*:wordpress:*:*range: <2.0.43
    • (no CPE)range: <=2.0.42
  • WordPress/Blocksywp-canonicalize

Patches

Vulnerability mechanics

References

2

News mentions

0

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