Denial Of Service (DoS)

Python-Markdown is vulnerable to Denial of Service DoS. The vulnerability is due to improper handling of malformed HTML-like sequences during Markdown parsing, where html.parser.HTMLParser may raise an unhandled AssertionError, allowing attacker-supplied Markdown input to crash the application...

CVE-2026-28451

OpenClaw versions prior to 2026.2.14 contain server-side request forgery vulnerabilities in the Feishu extension that allow attackers to fetch attacker-controlled remote URLs without SSRF protections via sendMediaFeishu function and markdown image processing. Attackers can influence tool calls...

commonmark 跨站脚本漏洞

Commonmark is a highly scalable PHP Markdown parser developed by The League of Extraordinary Packages. It fully supports the CommonMark and GFM specifications. Versions of Commonmark prior to 2.8.1 had a cross-site scripting vulnerability. This vulnerability stemmed from the DisallowedRawHtml...

CVE-2026-29082

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

SUSE-SU-2026:0846-1 Security update for python-Markdown

This update for python-Markdown fixes the following issue: - CVE-2025-69534: incomplete markup declaration in raw HTML can crash applications that process untrusted Markdown bsc1259256...

CVE-2026-29082 Kestra: Stored Cross-Site Scripting in Markdown File Preview

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

CVE-2026-29082 Kestra: Stored Cross-Site Scripting in Markdown File Preview

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

CVE-2026-29082

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

EUVD-2026-10046

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

CVE-2026-29082

Kestra, an event-driven orchestration platform, has a Stored XSS risk in versions 1.1.10 and earlier due to the execution-file preview rendering user-supplied Markdown with markdown-it (html: true) and injecting the HTML via Vue’s v-html without sanitisation. This can allow an attacker to inject ...

CVE-2026-29082 Kestra: Stored Cross-Site Scripting in Markdown File Preview

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

SUSE 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...

PT-2026-23727

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

Linux Distros Unpatched Vulnerability : CVE-2025-69534

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError...

kestra 跨站脚本漏洞

Kestra is an open-source workflow automation platform developed by Kestra. Versions of Kestra 1.1.10 and earlier had a cross-site scripting vulnerability. This vulnerability stemmed from the lack of cleanup when rendering Markdown formats provided by users, which could lead to cross-site scriptin...

CVE-2026-28451

OpenClaw versions prior to 2026.2.14 contain server-side request forgery vulnerabilities in the Feishu extension that allow attackers to fetch attacker-controlled remote URLs without SSRF protections via sendMediaFeishu function and markdown image processing. Attackers can influence tool calls...

CVE-2026-28451 OpenClaw < 2026.2.14 - SSRF via Feishu Extension Media Fetching

OpenClaw versions prior to 2026.2.14 contain server-side request forgery vulnerabilities in the Feishu extension that allow attackers to fetch attacker-controlled remote URLs without SSRF protections via sendMediaFeishu function and markdown image processing. Attackers can influence tool calls...

CVE-2026-28451 OpenClaw < 2026.2.14 - SSRF via Feishu Extension Media Fetching

OpenClaw versions prior to 2026.2.14 contain server-side request forgery vulnerabilities in the Feishu extension that allow attackers to fetch attacker-controlled remote URLs without SSRF protections via sendMediaFeishu function and markdown image processing. Attackers can influence tool calls...

CVE-2026-28451 OpenClaw < 2026.2.14 - SSRF via Feishu Extension Media Fetching

OpenClaw versions prior to 2026.2.14 contain server-side request forgery vulnerabilities in the Feishu extension that allow attackers to fetch attacker-controlled remote URLs without SSRF protections via sendMediaFeishu function and markdown image processing. Attackers can influence tool calls...

CVE-2025-69534

A flaw was found in Python-Markdown. Parsing crafted markdown content containing malformed HTML-like sequences causes html.parser.HTMLParser to raise an unhandled AssertionError. This unhandled exception allows an attacker to cause an application crash and potentially disclose sensitive informati...