UnratednpmAmendedPublished
discord-html not escaping HTML code blocks when lacking a language identifier
GHSA-9r27-994c-4xch
- Affected
- npm discord-markdown < 2.3.1
- Fixed in
- 2.3.1· Vendor fix available
- Issue
- Impact Any website using discord-markdown with user-generated markdown is vulnerable to having code injected into the page where the markdown is displayed. Patches This has been patched in version 2.3.1 Workarounds Escape the characters <>& before sending plain code blocks to discord-markdown. References https://github.com/brussell98/discord-markdown/issues/13
Recommended action: Upgrade to 2.3.1 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.