expat: Fix of CVE-2026-56407

CVE-2026-56407: signed integer overflow in doProlog when an internal entity value longer than INTMAX XMLChars truncates ENTITY.textLen to a negative length...

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...

SUSE CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

EUVD-2026-25346

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

ALPINE-CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

DEBIAN-CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732 Libxml2: libxml2: denial of service via crafted xsd-validated document

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732

CVE-2026-6732 affects libxml2 and is triggered when parsing an XSD-validated document that contains an internal entity reference, causing a type confusion error and a DoS via crashes. The vulnerability is tied to how libxml2 processes crafted XML Schema Definition inputs, with the impact describe...

CVE-2026-6732 Libxml2: libxml2: denial of service via crafted xsd-validated document

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732 Libxml2: libxml2: denial of service via crafted xsd-validated document

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

CVE-2026-6732

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

Linux Distros Unpatched Vulnerability : CVE-2026-6732

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes...

PT-2026-34793

Name of the Vulnerable Software and Affected Versions libxml2 affected versions not specified Description A flaw exists when the library processes a specially crafted XML Schema Definition XSD validated document containing an internal entity reference. An attacker can provide a malicious document...

📄 fast-xml-parser 5.3.5 Denial of Service

A denial of service vulnerability was identified in fast-xml-parser affecting versions 4.1.3 through 5.3.5. The issue arises from improper handling of XML Document Type Definitions DTD, specifically when processing internal entity expansion. An attacker can supply a crafted XML payload containing...

Important: Red Hat Security Advisory: expat security update

An update for expat is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...