Security Bulletin: IBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to XML Entity Expansion attack

Summary XML Entity Expansion vulnerability has been identified in IBM Engineering Lifecycle Management - Jazz Foundation. Vulnerability Details CVEID:CVE-2026-14979 DESCRIPTION: DOORS could allow a remote attacker to cause a denial of service due to improper handling of XML entity expansion...

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...

PYSEC-2026-2455 Docling's JATS XML backend is vulnerable to XML Entity Expansion (XXE) attacks

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...

PYSEC-2026-3392 XML Entity Expansion in trytond and proteus

An XML Entity Expansion XEE issue was discovered in Tryton Application Platform Server 5.x through 5.0.45, 6.x through 6.0.15, and 6.1.x and 6.2.x through 6.2.5, and Tryton Application Platform Command Line Client proteus 5.x through 5.0.11, 6.x through 6.0.4, and 6.1.x and 6.2.x through 6.2.1. A...

assertj: AssertJ: Information disclosure and denial of service via XML External Entity (XXE)

A flaw was found in AssertJ. An XML External Entity XXE vulnerability exists in the XmlStringPrettyFormatter component, which is used by the isXmlEqualToCharSequence assertion. If an application processes untrusted XML input using these methods, a remote attacker could exploit this flaw to read...

PYSEC-2026-1519 LangChain's XMLOutputParser vulnerable to XML Entity Expansion

The XMLOutputParser in LangChain uses the etree module from the XML parser in the standard python library which has some XML vulnerabilities; see: https://docs.python.org/3/library/xml.html This primarily affects users that combine an LLM or agent with the XMLOutputParser and expose the component...

PYSEC-2026-801 XML Entity Expansion (XEE) in Django

The XML libraries for Python, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute Nova Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service resource consumption and crash via an XML Entity Expansion XEE attack...

OpenStack Compute (Nova) vulnerable to denial of service via XML Entity Expansion attack

The security group extension in OpenStack Compute Nova Grizzly 2013.1.3, Havana before havana-3, and earlier allows remote attackers to cause a denial of service resource consumption and crash via an XML Entity Expansion XEE attack. NOTE: this issue is due to an incomplete fix for CVE-2013-1664...

PYSEC-2026-875 OpenStack Compute (Nova) vulnerable to denial of service via XML Entity Expansion attack

The security group extension in OpenStack Compute Nova Grizzly 2013.1.3, Havana before havana-3, and earlier allows remote attackers to cause a denial of service resource consumption and crash via an XML Entity Expansion XEE attack. NOTE: this issue is due to an incomplete fix for CVE-2013-1664...

PYSEC-2026-790 OpenStack Cinder Denial of Service using XML entities

The 1 backup api/contrib/backups.py and 2 volume transfer contrib/volumetransfer.py APIs in OpenStack Cinder Grizzly 2013.1.3 and earlier allows remote attackers to cause a denial of service resource consumption and crash via an XML Entity Expansion XEE attack. NOTE: this issue is due to an...

PYSEC-2026-741 XML Entity Expansion in trytond and proteus

An XML Entity Expansion XEE issue was discovered in Tryton Application Platform Server 5.x through 5.0.45, 6.x through 6.0.15, and 6.1.x and 6.2.x through 6.2.5, and Tryton Application Platform Command Line Client proteus 5.x through 5.0.11, 6.x through 6.0.4, and 6.1.x and 6.2.x through 6.2.1. A...

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Overview Affected versions of this package are vulnerable to Improper Restriction of Recursive Entity References in DTDs 'XML Entity Expansion' through the processing of a deeply nested ASN.1 structure. An attacker can cause a stack overflow and disrupt service availability by sending specially...

EUVD-2026-39593

A flaw was found in Apicurio Registry. The DocumentBuilderAccessor correctly blocks external DTD and schema access but does not disable DOCTYPE declarations or enable FEATURESECUREPROCESSING. An attacker with artifact-write permission can upload XML documents with internal entity-expansion payloa...

CVE-2026-12993

A flaw was found in Apicurio Registry. The DocumentBuilderAccessor correctly blocks external DTD and schema access but does not disable DOCTYPE declarations or enable FEATURESECUREPROCESSING. An attacker with artifact-write permission can upload XML documents with internal entity-expansion payloa...

CVE-2026-12993

Affected software: Apicurio Registry. Vulnerability: DocumentBuilderAccessor does not disable DOCTYPE declarations or enable FEATURE_SECURE_PROCESSING, allowing an attacker with artifact-write permission to upload XML documents containing internal entity-expansion payloads (billion-laughs) that c...

CVE-2026-12993 Apicurio/apicurio-registry: apicurio-registry: xml entity-expansion denial of service via internal dtd subset

A flaw was found in Apicurio Registry. The DocumentBuilderAccessor correctly blocks external DTD and schema access but does not disable DOCTYPE declarations or enable FEATURESECUREPROCESSING. An attacker with artifact-write permission can upload XML documents with internal entity-expansion payloa...

CVE-2026-12993

A flaw was found in Apicurio Registry. The DocumentBuilderAccessor correctly blocks external DTD and schema access but does not disable DOCTYPE declarations or enable FEATURESECUREPROCESSING. An attacker with artifact-write permission can upload XML documents with internal entity-expansion payloa...

CVE-2026-12975 Apicurio/apicurio-registry: apicurio-registry: unhardened saxparser in content-type detection leads to blind xxe / ssrf / billion-laughs dos

A flaw was found in Apicurio Registry. The ContentTypeUtil.isParsableXml method creates a SAXParserFactory without enabling secure processing features or disabling external entity resolution. An attacker with artifact-write permission or unauthenticated when the registry runs with default...

PT-2026-52629

Name of the Vulnerable Software and Affected Versions Apicurio Registry affected versions not specified Description A flaw exists in the DocumentBuilderAccessor where DOCTYPE declarations are not disabled and FEATURE SECURE PROCESSING is not enabled. Although external DTD and schema access are...

CVE-2026-44020 Docling: Unsafe XML Entity Expansion in USPTO Patent Backend

Docling simplifies document processing by parsing diverse formats and providing integrations with the generative AI ecosystem. From 2.13.0 until 2.74.0, the USPTO patent XML parser used the standard xml.sax.parseString without protection against XML External Entity XXE attacks. An attacker could...