Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: libxml2 (UTSA-2026-130065)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-130065 advisory. In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the...

CentOS Linux 7 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-python / libxml2-static Multiple Vulnerabilities (CENTOS7:CLSA-2026:1789553486)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1789553486 advisory. - In xmlIO in libxml2 before 2.15.4, an inconsistency in xmlOutputWriteCallback and xmlBufUse causes negative lengths to reach write...

CentOS Linux 6 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-python / libxml2-static Multiple Vulnerabilities (CENTOS6:CLSA-2026:1790034077)

The CentOS Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS6:CLSA-2026:1790034077 advisory. - In xmlIO in libxml2 before 2.15.4, an inconsistency in xmlOutputWriteCallback and xmlBufUse causes negative lengths to reach write...

libxml2: libxml2: Information disclosure, SSRF, or denial of service due to improper parseFlags propagation.

A flaw in libxml2's XInclude processing xmlXIncludeProcess and xmlXIncludeProcessTree fails to propagate parser flags like XMLPARSENONET. This allows custom resource loaders to fetch external network resources, potentially enabling Server-Side Request Forgery SSRF, XML External Entity XXE...

libxml2: libxml2: Information disclosure, SSRF, or denial of service due to improper parseFlags propagation.

A flaw in libxml2's XInclude processing xmlXIncludeProcess and xmlXIncludeProcessTree fails to propagate parser flags like XMLPARSENONET. This allows custom resource loaders to fetch external network resources, potentially enabling Server-Side Request Forgery SSRF, XML External Entity XXE...

CVE-2026-86144

In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the XMLPARSENONET flag, if without it a custom resource loader accesses the internet and triggers XML external entity injection, SSRF, or ...

UBUNTU-CVE-2026-86144

In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the XMLPARSENONET flag, if without it a custom resource loader accesses the internet and triggers XML external entity injection, SSRF, or ...

CVE-2026-86144

In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the XMLPARSENONET flag, if without it a custom resource loader accesses the internet and triggers XML external entity injection, SSRF, or ...

XML External Entity (XXE) Injection

Overview Affected versions of this package are vulnerable to XML External Entity XXE Injection in the xmlXIncludeProcess or xmlXIncludeProcessTree functions when parseFlags such as XMLPARSENONET are not properly propagated. An attacker can access external internet resources, disclose sensitive...

CVE-2026-86144: Incorrect Resource Transfer Between Spheres

In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the XMLPARSENONET flag, if without it a custom resource loader accesses the internet and triggers XML external entity injection, SSRF, or ...

CVE-2026-86144: Incorrect Resource Transfer Between Spheres

In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the XMLPARSENONET flag, if without it a custom resource loader accesses the internet and triggers XML external entity injection, SSRF, or ...

PT-2026-91909

In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the XML PARSE NONET flag, if without it a custom resource loader accesses the internet and triggers XML external entity injection, SSRF, o...