CVE-2026-54301

n8n is an open source workflow automation platform. Prior to 1.123.55, 2.25.7, and 2.26.2, an authenticated user with workflow edit access could configure a Respond to Webhook node to serve binary content with an attacker-controlled Content-Type. The binary response path bypassed the central...

CVE-2026-54303

n8n is an open source workflow automation platform. Prior to 2.24.0, an endpoint in the Meta and Microsoft Teams trigger nodes reflects a query parameter into the HTTP response without sanitization or Content-Security-Policy headers, enabling reflected XSS in the n8n origin when a logged-in user...

CVE-2026-54301

Summary: CVE-2026-54301 affects n8n prior to certain fixes. An authenticated user with workflow edit access could configure a Respond to Webhook node to serve binary content with an attacker-controlled Content-Type, bypassing the central Content-Security-Policy sandbox header. This allowed a publ...

CVE-2026-4983

Open VSX Registry does not sanitize SVG files uploaded as extension icons prior to storage, and serves them with Content-Type: image/svg+xml without security headers such as Content-Security-Policy or Content-Disposition: attachment. This allows an attacker to publish an extension with a maliciou...

CVE-2026-4983

CVE-2026-4983 affects the Open VSX Registry where SVG icons uploaded as extensions are not sanitized before storage and are served as image/svg+xml without security headers. This enables stored cross-site scripting (XSS) when users navigate to the icon URL. The impact differs by deployment: on lo...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to a validation issue with improper logic...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to improper input validation...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to a validation issue with improper logic...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to improper input validation...

Important: Red Hat Security Advisory: webkit2gtk3 security update

An update for webkit2gtk3 is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

CVE-2026-44727

Jupyter Server is the backend for Jupyter web applications. Prior to 2.20, the nbconvert HTTP handlers in jupyterserver render user-authored notebook HTML under the Jupyter origin without a sandbox directive in their Content-Security-Policy. Combined with nbconvert.HTMLExporter's default...

CVE-2026-44727 Jupyter Server: Stored XSS in `NbconvertFileHandler` / `NbconvertPostHandler` via missing `sandbox` CSP

Jupyter Server is the backend for Jupyter web applications. Prior to 2.20, the nbconvert HTTP handlers in jupyterserver render user-authored notebook HTML under the Jupyter origin without a sandbox directive in their Content-Security-Policy. Combined with nbconvert.HTMLExporter's default...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to improper input validation...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to a validation issue with improper logic...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to a validation issue with improper logic...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to improper input validation...

Important: Red Hat Security Advisory: webkit2gtk3 security update

An update for webkit2gtk3 is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to improper input validation...

webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced

A flaw was found in WebKitGTK. Processing malicious web content may prevent Content Security Policy from being enforced due to a validation issue with improper logic...

Important: Red Hat Security Advisory: webkitgtk4 security update

An update for webkitgtk4 is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...