GHSA-6VXV-WG6J-5QWP Gogs: XSS in .ipynb files renderer due to outdated notebookjs

Summary Gogs renders Jupyter notebook files .ipynb using jsvine/notebookjs, but the version is outdated, missing patches for known XSS vulnerabilities. Details Gogs uses version 0.4.2 of notebookjs to render Jupyter notebook files:...

GHSA-H5JC-78HR-3PC9 Sveltia CMS: Stored XSS in Markdown/RichText preview via unsandboxed same-origin iframe

Impact A stored cross-site scripting XSS vulnerability affected the Markdown/RichText field preview renderer in Sveltia CMS. The DOMPurify sanitization configuration used for Markdown previews explicitly permitted iframe elements without enforcing a sandbox attribute or restricting iframe sources...

Cross-site Scripting (XSS)

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Cross-site Scripting XSS via the exported session HTML process. An attacker can execute arbitrary browser-side scripts by crafting malicious markdown links containing javascript: or data:...

NPM: OpenClaw: Exported session HTML could keep unsafe markdown links

NPM: OpenClaw: Exported session HTML could keep unsafe markdown links vulnerability discovered by ? in WordPress Npm openclaw versions = 2026.5.7...

EUVD-2026-37143

OpenClaw: Exported session HTML could keep unsafe markdown links...

GHSA-QWJM-9C66-W4Q4 [Eclipse Theia] Data Exfiltration via Markdown Image Rendering in AI Chat

In Eclipse Theia versions prior to 1.71.0, the AI chat rendered Markdown image tags from AI responses, triggering HTTP requests to arbitrary external URLs without restriction. Combined with prompt injection in a malicious workspace, an attacker could induce the AI agent to construct image URLs...

[Eclipse Theia] Indirect Prompt Injection via Adversarial Workspace File and Directory Names in AI Chat

In Eclipse Theia versions prior to 1.71.0, the AI chat agent processed workspace file and directory names as part of its prompt context without distinguishing them from system instructions. An attacker could craft a malicious repository with adversarial directory or file names that, when analyzed...

UBUNTU-CVE-2026-22551

In Eclipse Theia versions prior to 1.71.0, the AI chat rendered Markdown image tags from AI responses, triggering HTTP requests to arbitrary external URLs without restriction. Combined with prompt injection in a malicious workspace, an attacker could induce the AI agent to construct image URLs...

Grav: Stored CSS injection via Markdown image ?style=… reaches MediaObjectTrait::style() — incomplete patch of GHSA-r7fx-8g49-7hhr

Summary The fix for GHSA-r7fx-8g49-7hhr / CVE-2026-42841 Stored XSS via Markdown media attribute action is incomplete. The maintainer patched MediaObjectTrait::attribute to deny dangerous attribute names event handlers, style, xmlns, srcdoc, formaction but the sibling MediaObjectTrait::style meth...

GHSA-PMF8-G7C8-7V54 Grav: Stored CSS injection via Markdown image ?style=… reaches MediaObjectTrait::style() — incomplete patch of GHSA-r7fx-8g49-7hhr

Summary The fix for GHSA-r7fx-8g49-7hhr / CVE-2026-42841 Stored XSS via Markdown media attribute action is incomplete. The maintainer patched MediaObjectTrait::attribute to deny dangerous attribute names event handlers, style, xmlns, srcdoc, formaction but the sibling MediaObjectTrait::style meth...

CVE-2026-44688

In Eclipse Theia versions prior to 1.71.0, the AI chat agent processed workspace file and directory names as part of its prompt context without distinguishing them from system instructions. An attacker could craft a malicious repository with adversarial directory or file names that, when analyzed...

PT-2026-50688

Name of the Vulnerable Software and Affected Versions Eclipse Theia versions prior to 1.71.0 Description The AI chat renders Markdown image tags from AI responses, which triggers unrestricted HTTP requests to arbitrary external URLs. When combined with prompt injection in a malicious workspace, a...

CVE-2026-48988

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

DEBIAN-CVE-2026-48988

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

CVE-2026-48988

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

UBUNTU-CVE-2026-48988

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

CVE-2026-48988 markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

CVE-2026-48988

markdown-it is affected by a Denial-of-Service vulnerability (CVE-2026-48988) when typographer: true is enabled. Versions 14.1.1 and earlier process smartquotes with a quadratic time complexity due to repeated uses of replaceAt(), causing high CPU usage on quote-heavy inputs. The issue can degrad...

CVE-2026-48988 markdown-it: Quadratic complexity DoS in smartquotes rule via replaceAt string operations

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...

EUVD-2026-37799

markdown-it is a Markdown parser. Versions 14.1.1 and below contain a denial-of-service vulnerability when typographer: true is enabled, due to quadratic On^2 processing in the smartquotes rule. The issue stems from repeatedly modifying strings with replaceAt, which performs On slicing and...