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

CVE-2024-4487

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Creativethemes/Blocksy Companion2 versions
cpe:2.3:a:creativethemes:blocksy_companion:*:*:*:*:*:wordpress:*:*+ 1 more
- cpe:2.3:a:creativethemes:blocksy_companion:*:*:*:*:*:wordpress:*:*range: <2.0.46
- (no CPE)range: <=2.0.45
WordPress/Blocksy Companionwp-canonicalize
Package: https://wordpress.org/plugins/blocksy-companion

Patches

Vulnerability mechanics

References

plugins.trac.wordpress.org/changeset/3084198/nvdPatch
www.wordfence.com/threat-intel/vulnerabilities/id/5208529c-4ac3-42a4-82d0-7f4d2e486236nvdThird Party Advisory
plugins.trac.wordpress.org/browser/blocksy-companion/tags/2.0.45/framework/features/svg.phpnvdProduct

News mentions

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cvss	0.416
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000