CVE-2026-77643

A cross-site scripting vulnerability in queryparser/termgeneratorinternal.cc in Xapian xapian-core before 2.1.0 and before 1.4.32 exists due to incomplete HTML escaping by Xapian::MSet::snippet. NOTE: this issue exists because of a missed corner case of CVE-2018-0499...

CVE-2026-77643

A cross-site scripting vulnerability in queryparser/termgeneratorinternal.cc in Xapian xapian-core before 2.1.0 and before 1.4.32 exists due to incomplete HTML escaping by Xapian::MSet::snippet. NOTE: this issue exists because of a missed corner case of CVE-2018-0499...

CVE-2026-77643

Xapian xapian-core versions before 2.1.0 and 1.4.32 are vulnerable due to incomplete HTML escaping in Xapian::MSet::snippet() within queryparser/termgenerator_internal.cc, a missed corner case of CVE-2018-0499. This allows stored XSS when snippet output is rendered in a browser. CVSS 4.4 (MEDIUM)...

Wagtail: Improper permission handling when copying snippets

Impact A CMS user with "add" permission over a snippet model, but not "change" or "view" permission, could copy an existing snippet that they do not have access to, allowing them to view its contents. Patches Patched versions have been released as Wagtail 7.0.9, 7.3.4, 7.4.3 and 8.0rc2. Workaroun...

PT-2026-79220

A cross-site scripting vulnerability in queryparser/termgenerator internal.cc in Xapian xapian-core before 2.1.0 and before 1.4.32 exists due to incomplete HTML escaping by Xapian::MSet::snippet. NOTE: this issue exists because of a missed corner case of CVE-2018-0499...

GHSA-3496-9G83-7V6X sqlparse: Generated Python and PHP snippets allow SQL string breakout through unescaped backslashes

Summary The documented Python and PHP output modes generate source-code snippets from caller-supplied SQL. Their output filters escape quote characters without first escaping existing backslashes. Crafted SQL can therefore neutralize the generated quote escape, terminate the intended language...

CVE-2026-16758

The Snippet Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.2.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level acce...

EUVD-2026-59898

The Snippet Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.2.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level acce...

CVE-2026-16758

The Snippet Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.2.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level acce...

CVE-2026-16758 Snippet Shortcodes <= 5.2.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

The Snippet Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 5.2.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level acce...

CVE-2026-16758

CVE-2026-16758 affects the WordPress plug-in “Snippet Shortcodes” up to version 5.2.0. It enables a Stored Cross-Site Scripting attack via Shortcode Attributes, allowing an authenticated attacker with contributor-level access or higher to inject and trigger scripts when users visit affected pages...

GO-2026-5963 SiYuan: Stored XSS to RCE via CSS-snippet <style> breakout in renderSnippet() in github.com/siyuan-note/siyuan/kernel

SiYuan: Stored XSS to RCE via CSS-snippet breakout in renderSnippet in github.com/siyuan-note/siyuan/kernel...

Linux Distros Unpatched Vulnerability : CVE-2026-46338

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. From 10.0.1 until 10.21.3, pymdownx.snippets uses a string-prefix containmen...

CVE-2026-46338

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. From 10.0.1 until 10.21.3, pymdownx.snippets uses a string-prefix containment check in SnippetPreprocessor.getsnippetpath in pymdownx/snippets.py when restrictbasepath: True, allowing markdown snippet directives t...

CVE-2026-46338

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. From 10.0.1 until 10.21.3, pymdownx.snippets uses a string-prefix containment check in SnippetPreprocessor.getsnippetpath in pymdownx/snippets.py when restrictbasepath: True, allowing markdown snippet directives t...

UBUNTU-CVE-2026-46338

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. From 10.0.1 until 10.21.3, pymdownx.snippets uses a string-prefix containment check in SnippetPreprocessor.getsnippetpath in pymdownx/snippets.py when restrictbasepath: True, allowing markdown snippet directives t...

EUVD-2026-45003

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. From 10.0.1 until 10.21.3, pymdownx.snippets uses a string-prefix containment check in SnippetPreprocessor.getsnippetpath in pymdownx/snippets.py when restrictbasepath: True, allowing markdown snippet directives t...

CVE-2026-46338 PyMdown Extensions: Regression in pymdownx.snippets reintroduces sibling-prefix path traversal bypass despite restrict_base_path

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. From 10.0.1 until 10.21.3, pymdownx.snippets uses a string-prefix containment check in SnippetPreprocessor.getsnippetpath in pymdownx/snippets.py when restrictbasepath: True, allowing markdown snippet directives t...

CVE-2026-46338

PyMdown Extensions (pymdownx.snippets) contains a regression that reintroduces a sibling-prefix path traversal when restrict_base_path is True. From 10.0.1 through 10.21.2, get_snippet_path uses a string-prefix check (filename.startswith(base)) that can read files from sibling paths sharing the s...

CVE-2026-46338

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. From 10.0.1 until 10.21.3, pymdownx.snippets uses a string-prefix containment check in SnippetPreprocessor.getsnippetpath in pymdownx/snippets.py when restrictbasepath: True, allowing markdown snippet directives t...