CVE-2026-59924 Mistune: Arbitrary File Read via Include directive path traversal

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Include.parse joins and normalizes user-supplied include paths without verifying that the result remains within the intended markdown directory, allowing crafted include paths to access files outside that directory wh...

CVE-2026-59929

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the safeurl filter in src/mistune/renderers/html.py blocks only javascript:, vbscript:, file:, and data: schemes, allowing legacy or chained schemes such as feed:, view-source:, jar:, livescript:, mocha:, ms-its:, mk:...

CVE-2026-59925

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, long sequences of well-formed double-asterisk or triple-asterisk emphasis pairs around a character cause quadratic work in src/mistune/inlineparser.py because the parser scans forward for matching close markers from...

CVE-2026-59926

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, renderadmonition in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into the HTML class attribute without escaping, allowing attribute injection and cross-site scripting even...

CVE-2026-59922

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a run of closed tilde, equals-sign, or caret marker pairs around a character causes quadratic work in src/mistune/plugins/formatting.py when the strikethrough, mark, or insert plugin scans for matching markers from ea...

CVE-2026-59922

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a run of closed tilde, equals-sign, or caret marker pairs around a character causes quadratic work in src/mistune/plugins/formatting.py when the strikethrough, mark, or insert plugin scans for matching markers from ea...

PT-2026-56509

Name of the Vulnerable Software and Affected Versions Mistune versions prior to 3.3.0 Description The HTMLRenderer.safe url function fails to block percent-encoded javascript URIs. This allows an attacker to use specially crafted Markdown links or images to bypass URL protections and execute...

CVE-2026-59926: Improper Neutralization of Input During Web Page Generation

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, renderadmonition in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into the HTML class attribute without escaping, allowing attribute injection and cross-site scripting even...

CVE-2026-59929: Improper Neutralization of Input During Web Page Generation

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the safeurl filter in src/mistune/renderers/html.py blocks only javascript:, vbscript:, file:, and data: schemes, allowing legacy or chained schemes such as feed:, view-source:, jar:, livescript:, mocha:, ms-its:, mk:...

20mk-utils (>=1.0.0, <=1.0.3), 2d-spirograph (>=1.0.2, <=1.0.4) +2083 more potentially affected by CVE-2026-59711 via showdown (>=0.0.1, <=2.1.0)

showdown NPM version =0.0.1, =1.0.0, =1.0.2, =2.0.4, =1.0.6, =13.351.0, =13.351.0, =7.10.0, =7.10.0, =0.0.3, =1.0.0, =0.0.1, =0.0.39 and more Source cves: CVE-2026-59711 Source advisory: SNYK:JS-SHOWDOWN-17874448...

CVE-2026-59710 showdown - Stored XSS via Unescaped Table Header ID Attribute Injection

showdown contains a stored cross-site scripting vulnerability in the parseHeaders function of src/subParsers/makehtml/tables.js that fails to properly escape table header ID attributes. Attackers can inject arbitrary HTML and script-executing SVG elements through double-quote characters in markdo...

[SECURITY] Fedora 43 Update: python-mistune-3.2.1-1.fc43

The fastest markdown parser in pure Python, inspired by marked...

[SECURITY] Fedora 44 Update: python-mistune-3.2.1-1.fc44

The fastest markdown parser in pure Python, inspired by marked...

sakura-theme-sqli-cve

CVE-2026-XXXXX Unauthenticated SQL Injection in Sakura Wor...

CVE-2026-49851

A flaw was found in Mistune, a Python Markdown parser. A remote attacker can exploit this vulnerability by providing a specially crafted Markdown input containing many consecutive bracket characters. This can lead to excessive CPU usage, causing a denial-of-service DoS condition on the affected...

CVE-2026-49851

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Mistune is vulnerable to a CPU exhaustion DoS due to superlinear approximately On² behavior in parselinktext. When parsing Markdown containing many consecutive characters, parselinktext repeatedly scans the input usin...

CVE-2026-49851

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Mistune is vulnerable to a CPU exhaustion DoS due to superlinear approximately On² behavior in parselinktext. When parsing Markdown containing many consecutive characters, parselinktext repeatedly scans the input usin...

UBUNTU-CVE-2026-49851

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Mistune is vulnerable to a CPU exhaustion DoS due to superlinear approximately On² behavior in parselinktext. When parsing Markdown containing many consecutive characters, parselinktext repeatedly scans the input usin...

CVE-2026-49851

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Mistune is vulnerable to a CPU exhaustion DoS due to superlinear approximately On² behavior in parselinktext. When parsing Markdown containing many consecutive characters, parselinktext repeatedly scans the input usin...

Security Bulletin: Multiple security vulnerabilities are addressed with IBM Process Mining Interim Fix for May 2026

Summary Multiple vulnerabilities were addressed in IBM Process Mining 2.1.1 IF002 Vulnerability Details CVEID:CVE-2026-7246 DESCRIPTION: Pallets Click, versions 8.3.2 and below, contain a command injection vulnerability in the click.edit function, allowing attackers to pass arbitrary OS commands...