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...

CVE-2026-44018

A flaw was found in Docling, a tool for document processing. The METS-GBS backend, responsible for parsing XML and detecting document formats, lacked sufficient security controls. This allowed an attacker to create specially crafted METS-GBS archives. When these archives were processed, they coul...

CVE-2026-44018

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.45.0 until 2.91.0, the METS-GBS backend's XML parsing and the input document format detection lacked security controls. An attacker could craft malicious METS-GBS...

CVE-2026-44018

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.45.0 until 2.91.0, the METS-GBS backend's XML parsing and the input document format detection lacked security controls. An attacker could craft malicious METS-GBS...

CVE-2026-44018 Docling: Unsafe Archive Extraction and XML Parsing in METS-GBS Backend

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.45.0 until 2.91.0, the METS-GBS backend's XML parsing and the input document format detection lacked security controls. An attacker could craft malicious METS-GBS...

CVE-2026-44018 Docling: Unsafe Archive Extraction and XML Parsing in METS-GBS Backend

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.45.0 until 2.91.0, the METS-GBS backend's XML parsing and the input document format detection lacked security controls. An attacker could craft malicious METS-GBS...

CVE-2026-44018

CVE-2026-44018 affects Docling’s METS-GBS backend. From versions 2.45.0 through 2.91.0, XML parsing and input document format detection lacked security controls, enabling crafted METS-GBS archives to read sensitive files, exhaust resources, or crash the application. The issue is fixed in 2.91.0. ...

CVE-2026-44018 Docling: Unsafe Archive Extraction and XML Parsing in METS-GBS Backend

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.45.0 until 2.91.0, the METS-GBS backend's XML parsing and the input document format detection lacked security controls. An attacker could craft malicious METS-GBS...

CVE-2026-44018: Improper Handling of Highly Compressed Data (Data Amplification)

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.45.0 until 2.91.0, the METS-GBS backend's XML parsing and the input document format detection lacked security controls. An attacker could craft malicious METS-GBS...

Docling: Unsafe Archive Extraction and XML Parsing in METS-GBS Backend

Impact The METS-GBS backend's XML parsing and the input document format detection lacked security controls, enabling: - XML External Entity XXE attacks to read local files or cause denial of service - Decompression bombs zip bombs to exhaust memory and disk space - Unbounded archive extraction...

XML External Entity Injection

Overview docling is a SDK and CLI for parsing PDF, DOCX, HTML, and more, to a unified document representation for powering downstream workflows such as gen AI applications. Affected versions of this package are vulnerable to XML External Entity Injection in the METS-GBS backend's XML parsing and...

GHSA-R3XG-RG9J-67FV Docling: Unsafe Archive Extraction and XML Parsing in METS-GBS Backend

Impact The METS-GBS backend's XML parsing and the input document format detection lacked security controls, enabling: - XML External Entity XXE attacks to read local files or cause denial of service - Decompression bombs zip bombs to exhaust memory and disk space - Unbounded archive extraction...

PT-2026-46120

Name of the Vulnerable Software and Affected Versions Docling versions 2.45.0 through 2.90.0 Description The METS-GBS backend's XML parsing and input document format detection lack security controls. This allows for XML External Entity XXE attacks, which occur when an XML parser improperly handle...

PT-2026-46105

Impact The METS-GBS backend's XML parsing and the input document format detection lacked security controls, enabling: - XML External Entity XXE attacks to read local files or cause denial of service - Decompression bombs zip bombs to exhaust memory and disk space - Unbounded archive extraction...

CVE-2026-31248

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...

GHSA-9F4Q-Q82Q-4359 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...

CVE-2026-31248

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-2026-31248

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-2026-31248: Improper Restriction of Recursive Entity References in DTDs

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-2026-31248

Docling versions prior to 2.61.1 are vulnerable to an XML Entity Expansion (XXE) attack in the METS GBS backend . The root cause is the use of etree.fromstring() to extract and validate XML files from .tar.gz archives without disabling entity resolution. An attacker can provide a malicious archiv...