CVE-2026-44020

Docling vulnerability CVE-2026-44020 affects the USPTO patent XML parsers (ICE v4.x, Grant v2.5, Application v1.x) and versions from 2.13.0 up to 2.74.0. The root cause is use of xml.sax.parseString() without protection against XML External Entity (XXE) attacks, enabling attackers to craft USPTO ...

GHSA-M88R-RG27-5XFG Docling: Unsafe XML Entity Expansion in USPTO Patent Backend

Impact The USPTO patent XML parser used the standard xml.sax.parseString without protection against XML External Entity XXE attacks. An attacker could craft malicious USPTO patent XML files with external entity references that could: - Read arbitrary files from the server filesystem - Perform...