CVE-2025-69534: Uncontrolled Resource Consumption

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

CVE-2025-69534

The CVE-2025-69534 affects Python-Markdown 3.8, where malformed HTML-like sequences trigger an unhandled AssertionError in html.parser.HTMLParser during Markdown parsing. This can produce a remote, unauthenticated Denial of Service for applications rendering untrusted Markdown, with potential inf...

CVE-2025-69534

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this exception, any application that processes attacker-controlled Markdown...

UBUNTU-CVE-2025-68142

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. Versions prior to 10.16.1 have a ReDOS bug found within the figure caption extension pymdownx.blocks.caption. In systems that take unchecked user content, this could cause long hanges when processing the data if a...

PT-2025-51772

Name of the Vulnerable Software and Affected Versions PyMdown Extensions versions prior to 10.16.1 Description PyMdown Extensions, a set of extensions for the Python-Markdown project, contains a Regular Expression Denial of Service ReDoS issue within the figure caption extension...

CVE-2025-68142: Inefficient Regular Expression Complexity

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. Versions prior to 10.16.1 have a ReDOS bug found within the figure caption extension pymdownx.blocks.caption. In systems that take unchecked user content, this could cause long hanges when processing the data if a...

PT-2025-55017

Уязвимость пакета расширений для библиотеки Python Markdown pymdown-extensions связана с использованием регулярного выражения c неэффективной вычислительной сложностью. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, вызвать отказ в обслуживании...

EUVD-2020-0104

Malware in sbrugna...

Linux Distros Unpatched Vulnerability : CVE-2020-11888

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - python-markdown2 through 2.3.8 allows XSS because element names are mishandled unless a \w+ match succeeds. For example, an attack might use elementname@ or...

PT-2026-23450

Name of the Vulnerable Software and Affected Versions Python-Markdown versions prior to 3.8.1 Description A flaw exists in Python-Markdown version 3.8 where improperly formed HTML-like sequences can trigger an unhandled AssertionError within the html.parser.HTMLParser during Markdown processing...

Fedora: Security Advisory (FEDORA-2023-f970cbb557)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora 39 : python-markdown-it-py (2023-f970cbb557)

The remote Fedora 39 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2023-f970cbb557 advisory. Automatic update for python-markdown-it-py-2.2.0-1.fc39. Changelog Wed Mar 15 2023 Karolina Surma - 2.2.0-1 - Update to 2.2.0, includes the fix for...

Directory traversal

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In affected versions an arbitrary file read is possible when using include file syntax. By using the syntax --8--"/etc/passwd" or --8--"/proc/self/environ" the content of these files will be rendered in the...

UBUNTU-CVE-2023-32309

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In affected versions an arbitrary file read is possible when using include file syntax. By using the syntax --8--"/etc/passwd" or --8--"/proc/self/environ" the content of these files will be rendered in the...

CVE-2023-32309

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In affected versions an arbitrary file read is possible when using include file syntax. By using the syntax --8--"/etc/passwd" or --8--"/proc/self/environ" the content of these files will be rendered in the...

CVE-2023-32309 Arbitrary file inclusion with the pymdowm-snippets extension

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In affected versions an arbitrary file read is possible when using include file syntax. By using the syntax --8--"/etc/passwd" or --8--"/proc/self/environ" the content of these files will be rendered in the...

CVE-2023-32309

CVE-2023-32309 affects PyMdown Extensions (Python-Markdown extensions) and specifically the Snippets feature. The vulnerability allows arbitrary file read via include-file syntax and directory-tr traversal beyond a configured base path, e.g. paths like /etc/passwd or /proc/self/environ can be exp...