CVE-2026-44664

The CVE concerns fast-xml-builder, which converts JSON to XML. In version 1.1.5, the fix for CVE-2026-41650 in fast-xml-parser sanitized -- sequences in XML comments via .replace(/--/g, '- -'), allowing an attacker to break out of a comment and inject arbitrary XML/HTML. The issue is addressed in...

GHSA-45C6-75P6-83CC fast-xml-builder Comment Value regex can be bypassed

Summary The fix for https://github.com/advisories/GHSA-gh4j-gqv2-49f6 in fast-xml-parser sanitizes -- sequences in XML comment content using .replace/--/g, '- -'. This skip the values containing three consecutive dashes e.g., ---..., allowing an attacker to break out of an XML comment and inject...