Crayon Syntax Highlighter <= 2.8.4 - Authenticated (Contributor+) Server Side Request Forgery

Server-Side Request Forgery (SSRF)
CVE CVE-2023-4893
CVSS Medium (6.4)
Publicly Published September 11, 2023
Last Updated January 22, 2024
Researcher István Márton
Description

The Crayon Syntax Highlighter plugin for WordPress is vulnerable to Server Side Request Forgery via the 'crayon' shortcode in versions up to, and including, 2.8.4. This can allow authenticated attackers with contributor-level permissions or above to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

References

1 affected software package

Software Type Plugin
Software Slug crayon-syntax-highlighter (view on wordpress.org)
Patched? No
Affected Version
  • <= 2.8.4
Patched Version
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