CVE-2026-17496

NoteGen prior to 0.32.0 renders AI chat responses using markdown-it with html:true and injects output into the chat-preview DOM via dangerouslySetInnerHTML without HTML sanitization and with CSP set to null. Attackers can inject content (e.g., a malicious REFERENCE.md) that instructs the model to...

Cross-site Scripting (XSS)

n8n is vulnerable to Cross-site Scripting XSS. The vulnerability is due to rendering HTML preview content in an iframe without the sandbox attribute and a sanitizer bypass, which allows an attacker with global member privileges to execute malicious scripts and perform authenticated actions using ...

arkindex-base-worker (>=0.3.6, <=0.3.7rc1), markdown-live-preview (>=0.2.48, <=0.2.53) +1 more potentially affected by CVE-2026-61632 via pymdown-extensions (10.5.0)

pymdown-extensions PYPI version 10.5.0 is affected by a known vulnerability. The following packages have a transitive dependency on pymdown-extensions and may be impacted: - arkindex-base-worker =0.3.6, =0.2.48, =0.11.0, =0.12.2 Source cves: CVE-2026-61632 Source advisory: OSV:GHSA-9XWG-3R6F-JCX2...

edubotics-core (>=0.1.3, <=0.1.7), lexical-workspace (>=0.1.0, <=0.2.0) +5 more potentially affected by CVE-2026-61632 via pymdown-extensions (10.9.0)

pymdown-extensions PYPI version 10.9.0 is affected by a known vulnerability. The following packages have a transitive dependency on pymdown-extensions and may be impacted: - edubotics-core =0.1.3, =0.1.0, =12.0.27, =1.0.0, =1.0.0, =1.2.4 Source cves: CVE-2026-61632 Source advisory:...

iga (1.3.0), labext-pkg (2.3.1) +2 more potentially affected by CVE-2026-61632 via pymdown-extensions (10.8.1)

pymdown-extensions PYPI version 10.8.1 is affected by a known vulnerability. The following packages have a transitive dependency on pymdown-extensions and may be impacted: - iga 1.3.0 - labext-pkg 2.3.1 - markdown-live-preview =0.2.67, =12.0.25, =12.0.26 Source cves: CVE-2026-61632 Source advisor...

arkindex-base-worker (>=0.3.7rc2, <=0.3.7rc10), mafiagg (>=1.0.0, <=1.0.4) +1 more potentially affected by CVE-2026-61632 via pymdown-extensions (10.7.0)

pymdown-extensions PYPI version 10.7.0 is affected by a known vulnerability. The following packages have a transitive dependency on pymdown-extensions and may be impacted: - arkindex-base-worker =0.3.7rc2, =1.0.0, =0.2.54, =0.2.65 Source cves: CVE-2026-61632 Source advisory: OSV:GHSA-9XWG-3R6F-JC...

CVE-2026-15755

The Open User Map – Interactive Leaflet Maps plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.4.45 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with...

PT-2026-64228

The Post Grid Gutenberg Blocks – PostX plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'searchnoresult' Block Attribute in all versions up to, and including, 5.0.32 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers...

Important: Red Hat Security Advisory: satellite/iop-advisor-engine-rhel9 container image available as a Technology Preview

A new satellite/iop-advisor-engine-rhel9 container image is now available as a Technology Preview in the Red Hat container registry. This adds the satellite/iop-advisor-engine-rhel9 image to the Red Hat container registry. To pull this container image, run the following command: podman pull...

n8n: DOM-Based XSS via Unsandboxed iframe srcdoc in HTML Preview

Impact The HTML preview renders execution output into an iframe srcdoc without sandbox, so a sanitizer bypass lets injected script run same-origin as the editor. When a victim opens the preview, it can call authenticated APIs with their session. An account with global:member privileges can exploi...

GHSA-P3RG-HRF9-W9GJ n8n: DOM-Based XSS via Unsandboxed iframe srcdoc in HTML Preview

Impact The HTML preview renders execution output into an iframe srcdoc without sandbox, so a sanitizer bypass lets injected script run same-origin as the editor. When a victim opens the preview, it can call authenticated APIs with their session. An account with global:member privileges can exploi...

NPM: n8n: DOM-Based XSS via Unsandboxed iframe srcdoc in HTML Preview

NPM: n8n: DOM-Based XSS via Unsandboxed iframe srcdoc in HTML Preview vulnerability discovered by ? in WordPress Npm n8n versions 1.123.64...

CVE-2026-11605

The issue is a resource exhaustion vulnerability associated with DNSSEC validation. BIND always validates all RRSIG records in an answer, even if they are not strictly needed. A query to an authoritative server/zone which returns many valid but superfluous RRSIG records causes the validator to...

Duplicate Advisory: DOM-Based XSS via Unsandboxed iframe srcdoc in HTML Preview

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-p3rg-hrf9-w9gj. This link is maintained to preserve external references. Original Description n8n before 1.123.64, 2.x before 2.29.8, and before 2.30.1 contains a DOM-based cross-site scripting vulnerability in...

GHSA-VHCW-F978-XJJG Duplicate Advisory: DOM-Based XSS via Unsandboxed iframe srcdoc in HTML Preview

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-p3rg-hrf9-w9gj. This link is maintained to preserve external references. Original Description n8n before 1.123.64, 2.x before 2.29.8, and before 2.30.1 contains a DOM-based cross-site scripting vulnerability in...

Cross-site Scripting (XSS)

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Cross-site Scripting XSS in the HTML preview, which renders execution output into an iframe srcdoc without the sandbox attribute. An attacker can execute arbitrary scripts in the context of the...

CVE-2026-65597

n8n before 1.123.64, 2.x before 2.29.8, and before 2.30.1 contains a DOM-based cross-site scripting vulnerability in the HTML preview, which renders execution output into an iframe srcdoc without the sandbox attribute. A sanitizer bypass allows injected script to execute same-origin as the editor...

EUVD-2026-47641

n8n before 1.123.64, 2.x before 2.29.8, and before 2.30.1 contains a DOM-based cross-site scripting vulnerability in the HTML preview, which renders execution output into an iframe srcdoc without the sandbox attribute. A sanitizer bypass allows injected script to execute same-origin as the editor...

CVE-2026-65597

n8n before 1.123.64, 2.x before 2.29.8, and before 2.30.1 contains a DOM-based cross-site scripting vulnerability in the HTML preview, which renders execution output into an iframe srcdoc without the sandbox attribute. A sanitizer bypass allows injected script to execute same-origin as the editor...

CVE-2026-65597 n8n before 1.123.64 DOM-Based XSS via Unsandboxed iframe

n8n before 1.123.64, 2.x before 2.29.8, and before 2.30.1 contains a DOM-based cross-site scripting vulnerability in the HTML preview, which renders execution output into an iframe srcdoc without the sandbox attribute. A sanitizer bypass allows injected script to execute same-origin as the editor...