AngleSharp HTML5 Spec Compliance: mXSS via annotation-xml HTML Integration Point Bypass

Summary The HTML specification requires that a MathML element with encoding="text/html" or encoding="application/xhtml+xml" is treated as an HTML integration point. Content inside it must be parsed as HTML, not MathML. AngleSharp does not implement this correctly. As a result, the parser produces...

CVE-2026-14979

IBM Engineering Lifecycle Management 7.0.3 Interim Fix 001 through Interim Fix 021, 7.1.0 Interim Fix 001 through Interim Fix 009, and 7.2.0 and 7.2.0 Interim Fix 001 DOORS could allow a remote attacker to cause a denial of service due to improper handling of XML entity expansion...

CVE-2026-49216

Symfony UX is a JavaScript ecosystem for Symfony. From 2.2.0 until 2.36.0 and 3.1.0, the Stimulus controller in symfony/ux-autocomplete renders AJAX response items in createAutocompleteWithRemoteData by interpolating the text field into HTML template literals $itemlabelField rather than text,...

EUVD-2026-45216

Symfony UX is a JavaScript ecosystem for Symfony. From 2.2.0 until 2.36.0 and 3.1.0, the Stimulus controller in symfony/ux-autocomplete renders AJAX response items in createAutocompleteWithRemoteData by interpolating the text field into HTML template literals $itemlabelField rather than text,...

CVE-2026-51080

libpvestorage-perl v9.1.1 and libpve-storage-perl v8.3.7 were discovered to contain an XML External Entity XXE vulnerability...

ROS-20260717-73-0016

The vulnerability of the DevTools suite for web development in the Google Chrome web browser is related to type conversion errors. Exploiting this vulnerability could allow a malicious actor to bypass existing security restrictions through a specially created HTML page...

PT-2026-60902

Name of the Vulnerable Software and Affected Versions AngleSharp versions prior to 1.5.0 Description AngleSharp fails to correctly implement the HTML specification regarding the element. When this element has an encoding attribute set to text/html or application/xhtml+xml, it should be treated as...

CVE-2026-57074

XML::Bare versions through 0.53 for Perl have an unbounded character lookahead. The parsercparse function attempts to check for multicharacter strings such as "" without checking that the offsets are within the buffer. Truncated strings such as "a/" can trigger an out-of-bounds read...

python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations

A flaw was found in Python. Its incremental HTML parser can be exploited by a remote attacker. By sending specially crafted, uncontrolled data with repeated, incomplete markup declarations, the attacker can cause the system to consume excessive central processing unit CPU resources. This leads to...

CVE-2026-15013 SAML Single Sign On <= 5.4.3 - Unauthenticated Authentication Bypass via 'SAMLResponse' Parameter Signature Algorithm Confusion

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass via SAML Signature Algorithm Confusion in all versions up to, and including, 5.4.3. The vulnerability exists because MoSAMLUtilities::mosamlcastkey reads the SignatureMethod Algorithm attribute directl...

perl-XML-LibXML security update

An update is available for perl-XML-LibXML. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list This module implements a Perl interface to the GNOME libxml2 library...

ROS-20260716-73-0015

The vulnerability of the Google Chrome browser’s Navigation function is related to improper protection of physical external channels. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information through a specially created HTML page...

perl-XML-LibXML security update

An update is available for perl-XML-LibXML. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list This module implements a Perl interface to the GNOME libxml2 library...

python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations

A flaw was found in Python. Its incremental HTML parser can be exploited by a remote attacker. By sending specially crafted, uncontrolled data with repeated, incomplete markup declarations, the attacker can cause the system to consume excessive central processing unit CPU resources. This leads to...

RLSA-2026:39183 Important: python3.12 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

RLSA-2026:39320 Important: python3 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations

A flaw was found in Python. Its incremental HTML parser can be exploited by a remote attacker. By sending specially crafted, uncontrolled data with repeated, incomplete markup declarations, the attacker can cause the system to consume excessive central processing unit CPU resources. This leads to...

PT-2026-60407

Name of the Vulnerable Software and Affected Versions SAML Single Sign On – SSO Login plugin for WordPress versions prior to 5.4.4 Description An authentication bypass exists due to SAML Signature Algorithm Confusion. The issue occurs because the Mo SAML Utilities::mo saml cast key function reads...

Important: perl-XML-LibXML security update

This module implements a Perl interface to the GNOME libxml2 library which provides interfaces for parsing and manipulating XML files. This module allows Perl programmers to make use of the highly capable validating XML parser and the high performance DOM implementation. Security Fixes:...

ALSA-2026:39893 Important: python3.12 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...