EUVD-2026-42441

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, org.hl7.fhir.utilities.XsltUtilities saxonTransform... overloads instantiated a bare net.sf.saxon.TransformerFactoryImpl without ACCESSEXTERNALDTD or ACCESSEXTERNALSTYLESHEET...

CVE-2026-55471

CVE-2026-55471 affects HAPI FHIR: org.hl7.fhir.utilities XsltUtilities.saxsonTransform overloads (XsltUtilities.saxonTransform) prior to 6.9.10. The root cause is the use of a bare net.sf.saxon.TransformerFactoryImpl() without ACCESS_EXTERNAL_DTD and ACCESS_EXTERNAL_STYLESHEET restrictions, enabl...

CVE-2026-55471 HAPI FHIR: XXE in XsltUtilities.saxonTransform via unhardened Saxon TransformerFactory

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, org.hl7.fhir.utilities.XsltUtilities saxonTransform... overloads instantiated a bare net.sf.saxon.TransformerFactoryImpl without ACCESSEXTERNALDTD or ACCESSEXTERNALSTYLESHEET...

CVE-2026-55471

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, org.hl7.fhir.utilities.XsltUtilities saxonTransform... overloads instantiated a bare net.sf.saxon.TransformerFactoryImpl without ACCESSEXTERNALDTD or ACCESSEXTERNALSTYLESHEET...

CVE-2026-55471 HAPI FHIR: XXE in XsltUtilities.saxonTransform via unhardened Saxon TransformerFactory

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, org.hl7.fhir.utilities.XsltUtilities saxonTransform... overloads instantiated a bare net.sf.saxon.TransformerFactoryImpl without ACCESSEXTERNALDTD or ACCESSEXTERNALSTYLESHEET...

CVE-2026-55471 HAPI FHIR: XXE in XsltUtilities.saxonTransform via unhardened Saxon TransformerFactory

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to 6.9.10, org.hl7.fhir.utilities.XsltUtilities saxonTransform... overloads instantiated a bare net.sf.saxon.TransformerFactoryImpl without ACCESSEXTERNALDTD or ACCESSEXTERNALSTYLESHEET...

cxf: org.apache.cxf/cxf-core: Apache CXF: Information disclosure via out-of-band external entity resolution due to missing JAXP hardening

A flaw was found in Apache CXF. The EndpointReferenceUtils and W3CMultiSchemaFactory classes within Apache CXF construct a SAXParserFactory without proper security configurations. This oversight enables out-of-band OOB external entity resolution, a type of XML External Entity XXE vulnerability. A...

CVE-2026-57257

During the PRC parsing stage, there is a lack of boundary verification for the PRC entity index, which leads to an out-of-bounds read of the entity array. As a result, the application crashes...

CVE-2026-57259

Technical details about CVE-2026-57259 are not publicly available in the provided documents; no product/version/root-cause information is present here. Monitor for updates.

CVE-2026-57259 Foxit PDF Editor/Reader XDP XFA XXE arbitrary local file read

The input file does not need to be strictly in a structurally valid PDF format. Instead, after reviewing the content, the original document disguised as a PDF will be sent to the parser. Malicious documents will construct malicious external entities that, through the protocol, point to local path...

CVE-2026-57257

During the PRC parsing stage, there is a lack of boundary verification for the PRC entity index, which leads to an out-of-bounds read of the entity array. As a result, the application crashes...

EUVD-2026-42191

During the PRC parsing stage, there is a lack of boundary verification for the PRC entity index, which leads to an out-of-bounds read of the entity array. As a result, the application crashes...

CVE-2026-57257

CVE-2026-57257 impacts Foxit PDF Editor/Reader (PRC 3D BRep Renderer). During PRC parsing, there is a boundary-verification flaw for the PRC entity index, causing an out-of-bounds read of the entity array and resulting in a crash. CVSS: 6.1 (Local, Low attack complexity, User interaction required...

PT-2026-56356

Name of the Vulnerable Software and Affected Versions Foxit PDF Editor/Reader affected versions not specified Description During the PRC parsing stage, a lack of boundary verification for the PRC entity index allows an out-of-bounds read of the entity array, causing the application to crash...

PYSEC-2026-1221 Biopython is vulnerable to doctype XML external entity (XXE) injection through Bio.Entrez

Bio.Entrez in Biopython through 1.86 allows doctype XXE...

PYSEC-2026-1765 Peppol-py is vulnerable to XXE attacks due to Saxon configuration

Peppol-py before 1.1.1 allows XXE attacks because of the Saxon configuration. When validating XML-based invoices, the XML parser could read files from the filesystem and expose their content to a remote host...

PYSEC-2026-1453 Home Assistant has Stored XSS vulnerability in Energy dashboard from Energy Entity Name

Summary An authenticated party can add a malicious name to the Energy entity, allowing for Cross-Site Scripting attacks against anyone who can see the Energy dashboard, when they hover over any information point The blue bar in the picture below An alternative, and more impactful scenario, is tha...

PYSEC-2026-1520 LangChain Text Splitters is vulnerable to XML External Entity (XXE) attacks due to unsafe XSLT parsing

The HTMLSectionSplitter class in langchain-text-splitters is vulnerable to XML External Entity XXE attacks due to unsafe XSLT parsing. This vulnerability arises because the class allows the use of arbitrary XSLT stylesheets, which are parsed using lxml.etree.parse and lxml.etree.XSLT without any...

PYSEC-2026-1515 Langchain Community Vulnerable to XML External Entity (XXE) Attacks

The langchain-ai/langchain project, specifically the EverNoteLoader component, is vulnerable to XML External Entity XXE attacks due to insecure XML parsing. The vulnerability arises from the use of etree.iterparse without disabling external entity references, which can lead to sensitive informati...

PYSEC-2026-1532 Langroid Allows XXE Injection via XMLToolMessage

Summary A LLM application leveraging XMLToolMessage class may be exposed to untrusted XML input that could result in DoS and/or exposing local files with sensitive information. Details XMLToolMessage uses lxml without safeguards:...