CVE-2026-76956

In libexpat 2.8.2 and 2.8.3, a flawed check of the getentropy() return code yields insufficient entropy for hash randomization, enabling remote, unauthenticated DoS via crafted XML. The fix is in libexpat 2.8.4; see the upstream PR at https://github.com/libexpat/libexpat/pull/1326. No in-the-wild...

EUVD-2026-63195

In libexpat 2.8.2 and 2.8.3 before 2.8.4, misinterpretation of getentropy's return code leads to insufficient entropy, which results in being vulnerable to hash flooding attacks, causing a denial of service via crafted XML content...

python: Python: Performance degradation in XML processing due to quadratic time complexity

A flaw was found in Python's xml.etree.ElementPath component. This vulnerability can lead to a denial of service DoS when processing specially crafted XML documents. Specifically, certain XPath index predicates used with functions like Element.findall and Element.iterfind can cause the processing...

CVE-2026-6879

A flaw was found in Python's xml.etree.ElementPath component. This vulnerability can lead to a denial of service DoS when processing specially crafted XML documents. Specifically, certain XPath index predicates used with functions like Element.findall and Element.iterfind can cause the processing...

XXE vulnerability in ivy-report

ivy-report 1.2 and earlier does not configure its XML parser to prevent XML external entity XXE attacks. This allows attackers able to control workspace contents to have Jenkins parse a crafted Ivy report XML file that uses external entities for extraction of secrets from the Jenkins controller o...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted XML file. Chromium security severity: Medium...

Cisco ASA/FTD WebVPN Double Free (CVE-2018-0101)

A vulnerability in the Secure Sockets Layer SSL VPN functionality of the Cisco Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to cause a reload of the affected system or to remotely execute code. The vulnerability is due to an attempt to double free a...

CVE-2026-15378

A flaw was found in the guardrails-detectors component. This vulnerability allows a remote attacker to perform a blind Server-Side Request Forgery SSRF by submitting a specially crafted XML Schema Definition XSD string. This can lead to unauthorized access to sensitive information, including...

EUVD-2026-42858

A flaw was found in the guardrails-detectors component. This vulnerability allows a remote attacker to perform a blind Server-Side Request Forgery SSRF by submitting a specially crafted XML Schema Definition XSD string. This can lead to unauthorized access to sensitive information, including...

PYSEC-2026-2840 Out-of-bounds Write in OpenCV

An exploitable heap buffer overflow vulnerability exists in the data structure persistence functionality of OpenCV 4.1.0 corresponds with OpenCV-Python 4.1.0.25. A specially crafted XML file can cause a buffer overflow, resulting in multiple heap corruptions and potential code execution. An...

USN-8524-1: Python vulnerability

It was discovered that Python did not use sufficient entropy for Expat hash-flooding protection in the xml.parsers.expat and xml.etree.ElementTree modules. An attacker could use this to cause a denial of service via a crafted XML document...

Medium: libxml2

Issue Overview: Use After Free in libxml2's xmlParseInternalSubset from GNOME libxml2 version 2.9.11 to 2.11.0 allows a remote attacker to cause a denial-of-service via maliciously crafted XML input with improper entity resolution handling. CVE-2026-6653 Affected Packages: libxml2 Note: This...

PYSEC-2026-1432 Guardrails has an arbitrary code execution vulnerability

An arbitrary code execution vulnerability exists in versions 0.2.9 up to 0.5.10 of the Guardrails AI Guardrails framework because of the way it validates XML files. If a victim user loads a maliciously crafted XML file containing Python code, the code will be passed to an eval function, causing i...

EUVD-2026-39574

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...

CVE-2026-12975

CVE-2026-12975 affects Apicurio Registry. The flaw is in ContentTypeUtil.isParsableXml(), which 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 wit...

CVE-2026-12975

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...

CVE-2026-6653

A flaw was found in libxml2. A remote attacker can exploit a use-after-free vulnerability in the xmlParseInternalSubset function by providing maliciously crafted XML input. This improper handling of entity resolution can lead to a denial-of-service DoS, making the affected system or application...

USN-8460-1: libxml2 vulnerabilities

It was discovered that libxml2 did not properly release memory allocated in the xmllint utility. An attacker could possibly use this issue to cause a denial of service. CVE-2026-1757 A type confusion vulnerability was found in libxml2 when processing a specially crafted XML document. A remote...

CVE-2026-6653 libxml2: Use after free in xmlParseInternalSubset via improper entity resolution handling

Use After Free in libxml2's xmlParseInternalSubset from GNOME libxml2 version 2.9.11 to 2.11.0 allows a remote attacker to cause a denial-of-service via maliciously crafted XML input with improper entity resolution handling...

CVE-2026-6653

Use After Free in libxml2's xmlParseInternalSubset from GNOME libxml2 version 2.9.11 to 2.11.0 allows a remote attacker to cause a denial-of-service via maliciously crafted XML input with improper entity resolution handling...