PYSEC-2026-2454 Docling's METS GBS backend is vulnerable to XML Entity Expansion (XXE) attacks

Docling's METS GBS backend is vulnerable to XML Entity Expansion XXE attacks thru 2.61.0. The backend extracts and validates XML files from .tar.gz archives using etree.fromstring without disabling entity resolution. An attacker can craft a malicious XML file with nested entity definitions XML Bo...

PT-2026-59123

Docling's METS GBS backend is vulnerable to XML Entity Expansion XXE attacks thru 2.61.0. The backend extracts and validates XML files from .tar.gz archives using etree.fromstring without disabling entity resolution. An attacker can craft a malicious XML file with nested entity definitions XML Bo...

CVE-2026-31247

Docling's JATS XML backend is vulnerable to XML Entity Expansion XXE attacks thru 2.61.0. The backend uses etree.parse to parse XML files without disabling entity resolution. An attacker can craft a malicious XML file containing a nested entity expansion payload XML Bomb. When processed by Doclin...

CVE-2026-31247

The Docling document parsing and AI integration tool is vulnerable to XML Entity Expansion (XXE) attacks in versions 2.61.0 and earlier . The root cause is the use of etree.parse() to process XML files without disabling entity resolution. An attacker can provide a malicious XML file featuring a n...