CVE-2026-58402

A flaw was found in Hugo, a static site generator. The default code-block renderer failed to properly escape Markdown code-fence language or info-strings. This vulnerability allows an attacker to inject malicious script elements into web pages, leading to Cross-site Scripting XSS. Successful...

CVE-2026-59924

A flaw was found in Mistune, a Python Markdown parser. The Include.parse function does not properly verify user-supplied include paths, allowing an attacker to craft paths that can access files outside the intended markdown directory. This can lead to information disclosure when markdown files ar...

CVE-2026-17496

NoteGen before 0.32.0 renders AI chat responses with markdown-it configured with html:true and injects the result into the DOM via dangerouslySetInnerHTML in chat-preview, without HTML sanitization and with CSP set to null. Attacker-controlled content that reaches the model prompt for example a...

CVE-2026-17496

NoteGen before 0.32.0 renders AI chat responses with markdown-it configured with html:true and injects the result into the DOM via dangerouslySetInnerHTML in chat-preview, without HTML sanitization and with CSP set to null. Attacker-controlled content that reaches the model prompt for example a...

EUVD-2026-49055

NoteGen before 0.32.0 renders AI chat responses with markdown-it configured with html:true and injects the result into the DOM via dangerouslySetInnerHTML in chat-preview, without HTML sanitization and with CSP set to null. Attacker-controlled content that reaches the model prompt for example a...

CVE-2026-17496 NoteGen chat preview XSS via unsanitized AI/skill HTML rendering

NoteGen before 0.32.0 renders AI chat responses with markdown-it configured with html:true and injects the result into the DOM via dangerouslySetInnerHTML in chat-preview, without HTML sanitization and with CSP set to null. Attacker-controlled content that reaches the model prompt for example a...

JLSEC-2026-792 Hugo: Certain markdown links are not properly escaped

Impact Links and image links in the default markdown to HTML renderer are not properly escaped. Hugo users who trust their Markdown content or have custom render hooks for links and images are not affected. Patches Patched in v0.159.2 Workarounds Create custom render hooks for links and images in...

CVE-2026-57531 Milkdown < 7.21.3 DOM XSS via innerHTML Assignment

Milkdown before 7.21.3 contains a DOM cross-site scripting vulnerability in the @milkdown/plugin-emoji package that allows unauthenticated attackers to execute arbitrary JavaScript in the host application's origin by causing a victim to paste attacker-controlled content. The parseDOM.getAttrs...

CVE-2026-57530

Milkdown (versions

GO-2026-5208 Go Markdown has an out-of-bounds read in SmartypantsRenderer in github.com/gomarkdown/markdown

Go Markdown has an out-of-bounds read in SmartypantsRenderer in github.com/gomarkdown/markdown...

PT-2026-64410

Name of the Vulnerable Software and Affected Versions Milkdown versions prior to 7.21.3 Description A DOM cross-site scripting issue exists in the @milkdown/plugin-emoji package. Unauthenticated attackers can execute arbitrary JavaScript in the host application origin by tricking a victim into...

GHSA-R4RV-85JG-W4MF Mistune: Arbitrary File Read via Include directive path traversal

Summary A path traversal issue exists in mistune's Include directive when markdown files are processed using md.read. A crafted include path can cause files outside the intended markdown directory to be accessed. Details The issue occurs in the Include.parse method where user-supplied paths are...

EUVD-2026-42337

Mistune: Arbitrary File Read via Include directive path traversal...

EUVD-2026-42329

Mistune plugins/formatting: quadratic-time parsing on long runs of x, ==x==, and ^^x^^ markers strikethrough / mark / insert...

EUVD-2026-42334

Mistune: XSS via unescaped class option in Admonition directive...

EUVD-2026-42331

Mistune: XSS via percent-encoded javascript URI bypass in safeurl...

EUVD-2026-42339

Mistune directives/include: mutual .. include:: recursion crashes the renderer with RecursionError, denial of service via two attacker-controlled markdown files...

CVE-2026-32820

dataCycle is a data management system for centrally storing, managing, searching, finding, and distributing data. In dataCycle-CORE, the module handling core processing and framework rules, before and including version 25.07.3, the documentation and static markdown renderer accepts...

CVE-2026-32820 dataCycle Public Markdown Path Traversal Via /docs/*path

dataCycle is a data management system for centrally storing, managing, searching, finding, and distributing data. In dataCycle-CORE, the module handling core processing and framework rules, before and including version 25.07.3, the documentation and static markdown renderer accepts...

CVE-2026-32820

Summary: CVE-2026-32820 affects the dataCycle-CORE module of dataCycle. Before and including v25.07.3, the docs/static Markdown renderer accepts attacker-controlled path segments and passes them through Rails HTML sanitizer, which fails to remove directory traversal sequences. An unauthenticated ...