Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: obs-server (UTSA-2026-093229)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093229 advisory. A Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Open Build Service allows remote attackers to store JS code in...

CVE-2026-57170 Trestle SSTI in Jinja2 include tags allows arbitrary code execution (Incomplete fix of CVE-2026-46439)

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions prior to 3.12.4 and 4.0.0 through 4.0.3, the custom Jinja2 include tags mdsectioninclude and mdcleaninclude re-parse the content of an included Markdown file as Jinja2 template co...

CVE-2026-79663 Ech0 before 4.7.3 Stored XSS via RSS feed tag names

Ech0 before 4.7.3 contains a stored cross-site scripting vulnerability in the public RSS feed where tag names and markdown content are rendered without HTML escaping. Attackers with admin privileges can inject malicious tag names or raw HTML in echo content that executes as JavaScript in RSS...

Linux Distros Unpatched Vulnerability : CVE-2026-76098

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Mistune is a Python Markdown parser with renderers and plugins. Versions 3.3.0 through 3.3.2 are vulnerable to DoS through deeply nested tokens. HTML rendering...

UBUNTU-CVE-2026-76098

Mistune is a Python Markdown parser with renderers and plugins. Versions 3.3.0 through 3.3.2 are vulnerable to DoS through deeply nested tokens. HTML rendering creates deeply nested emphasis tokens from consecutive asterisk characters, and recursive rendering in HTMLRenderer.rendertoken can excee...

PT-2026-81902

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions prior to 3.12.4 and 4.0.0 through 4.0.3, the custom Jinja2 include tags mdsection include and md clean include re-parse the content of an included Markdown file as Jinja2 template...

Uncontrolled Recursion

Overview Affected versions of this package are vulnerable to Uncontrolled Recursion through the InlineParser emphasis processing in src/mistune/inlineparser.py. An attacker can crash the Python process by supplying Markdown with a very long run of emphasis markers, such as hundreds or thousands o...

AZL-97956 CVE-2026-76098 affecting package python-mistune 3.3.0-1

Mistune is a Python Markdown parser with renderers and plugins. Versions 3.3.0 through 3.3.2 are vulnerable to DoS through deeply nested tokens. HTML rendering creates deeply nested emphasis tokens from consecutive asterisk characters, and recursive rendering in HTMLRenderer.rendertoken can excee...

CVE-2026-76098

Mistune is a Python Markdown parser with renderers and plugins. Versions 3.3.0 through 3.3.2 are vulnerable to DoS through deeply nested tokens. HTML rendering creates deeply nested emphasis tokens from consecutive asterisk characters, and recursive rendering in HTMLRenderer.rendertoken can excee...

CVE-2026-76098

Mistune (Python Markdown parser) versions 3.3.0 through 3.3.2 are vulnerable to Denial of Service via deeply nested emphasis tokens. When HTML rendering processes consecutive asterisk characters, recursive calls in HTMLRenderer.render_token() can exceed Python's recursion limit, raising a Recursi...

CVE-2026-76098

Mistune is a Python Markdown parser with renderers and plugins. Versions 3.3.0 through 3.3.2 are vulnerable to DoS through deeply nested tokens. HTML rendering creates deeply nested emphasis tokens from consecutive asterisk characters, and recursive rendering in HTMLRenderer.rendertoken can excee...

CVE-2026-76098 Mistune has Denial of Service — RecursionError via Excessive Emphasis Markers in Markdown

Mistune is a Python Markdown parser with renderers and plugins. Versions 3.3.0 through 3.3.2 are vulnerable to DoS through deeply nested tokens. HTML rendering creates deeply nested emphasis tokens from consecutive asterisk characters, and recursive rendering in HTMLRenderer.rendertoken can excee...

Astra Linux – Vulnerabilities in Python 2.7, Python 3.11, Python 3.7

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

Astra Linux – Vulnerability in Jinja2

This issue affects the Jinja2 package versions starting from 0.0.0 and earlier than 2.11.3. The ReDoS vulnerability is primarily caused by the punctuationre regex operator and its use of multiple wildcards. The last wildcard is the most exploitable, as it is used to search for trailing punctuatio...

Astra Linux – Vulnerability in md4c

The mdanalyzeline function in md4c.c, within md4c 0.4.7, allows attackers to trigger the use of uninitialized memory, thereby causing a denial of service through a malformed Markdown document...

CVE-2026-77088

justhtml versions 0.9.0 through 1.21.0 contain a cross-site scripting vulnerability in tomarkdown where inline code spans fail to account for blank lines as block boundaries. Attackers can inject blank lines into code or pre element text to break the inline span, causing sanitized HTML to be...

CVE-2026-5388

justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers cleanurlvalue/cleanurlinjsstring, HTML serialization, Markdown passthrough htmlpassthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass sanitization ...

CVE-2026-8445

justhtml (a Python HTML parsing library) versions <= 1.11.0 are vulnerable to a sanitizer bypass via its to_markdown() method. The root cause is insufficient escaping of HTML-significant characters (angle brackets ) in text nodes during Markdown conversion. While a small set of Markdown metach...

CVE-2026-8445 justhtml before 1.12.0 Sanitizer Bypass via Markdown

justhtml versions are preserved, so untrusted input that is safe in tohtml — including entity-decoded text e.g. script or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting whe...

CVE-2026-8445 justhtml before 1.12.0 Sanitizer Bypass via Markdown

justhtml versions are preserved, so untrusted input that is safe in tohtml — including entity-decoded text e.g. script or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting whe...