CVE-2026-44665 — fast-xml-builder: Attribute values with unwanted quotes can bypass malicious or unwanted attributes
fast-xml-builder builds XML from JSON. Prior to 1.1.7, when an input data has quotes in attribute values but process entities is not enabled, it breaks the attribute value into …
Published: 2026-05-13 · CVSS: 6.1 · CVSS 3.1
fast-xml-builder builds XML from JSON. Prior to 1.1.7, when an input data has quotes in attribute values but process entities is not enabled, it breaks the attribute value into multiple attributes. This gives the room for an attacker to insert unwanted attributes to the XML/HTML. This vulnerability is fixed in 1.1.7.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7