Drupal core - Moderately critical - Improper validation - SA-CORE-2026-009

The JSON:API and REST modules allow you to upload image files to image fields. The validation rules check the file extension of the uploaded file but not the file MIME type. This may allow a malicious user to upload a file that is not an image. Certain web-server configurations may serve the...

PT-2026-50610

Name of the Vulnerable Software and Affected Versions Drupal core affected versions not specified Description The JSON:API and REST modules allow image file uploads to image fields. The validation rules verify the file extension but fail to check the file MIME type Multipurpose Internet Mail...

PT-2026-50483

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.6 Description The application renders Mermaid blocks from Markdown files in the file preview panel and inserts the generated SVG into the DOM using innerHTML. Because Mermaid is configured with securityLevel:...

PT-2026-50535

Name of the Vulnerable Software and Affected Versions Shaarli versions prior to 0.16.2 Description A stored Cross-Site Scripting XSS issue exists in the Markdown-to-HTML conversion process used in the Bookmark Description field. An authenticated user can inject a malicious javascript: URI inside ...

PT-2026-50382

Stored cross-site scripting XSS in NewsItemApiController In SimplCommerce prior to commit 6142d3b5 allows an authenticated administrator to execute arbitrary JavaScript via the ShortContent and FullContent fields, which are stored without HTML sanitization and rendered unencoded via @Html.Raw...

PT-2026-50597

Name of the Vulnerable Software and Affected Versions Filament versions 3.0.0 through 3.3.52 Description A disabled RichEditor field renders its raw state without sanitizing HTML. If the data stored in the field's state was not previously sanitized when the form state was filled, an attacker can...

PT-2026-50209

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.155 Description An inappropriate implementation in the Serial component allows a remote attacker to perform Universal Cross-Site Scripting UXSS, which is a vulnerability that enables the injection of...

GHSA-7V5M-PR3Q-6453 Pi Agent: Potential XSS in HTML session exports via Markdown URL sanitization bypass

Potential XSS in HTML session exports via Markdown URL handling Pi HTML exports render session Markdown into a static HTML file. Affected versions did not consistently reject unsafe Markdown link and image URL schemes. In versions with scheme filtering, C0 control characters in the URL scheme cou...

Cross-site scripting via <NoScript> slot content in Nuxt's head components

Impact Nuxt's globally registered component from @unhead/vue head components, re-exported by Nuxt wrote its default-slot content to the innerHTML of the head tag, bypassing the HTML escaping that interpolation normally applies in Vue templates. Applications that placed untrusted,...

Cross-site Scripting (XSS)

Overview org.webjars.npm:nuxt is a Affected versions of this package are vulnerable to Cross-site Scripting XSS via the NoScript component when untrusted input is interpolated into its slot content. An attacker can inject malicious HTML or scripts by supplying specially crafted data that is...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the NoScript component when untrusted input is interpolated into its slot content. An attacker can inject malicious HTML or scripts by supplying specially crafted data that is rendered unescaped in the...

GHSA-M3Q2-P4FW-W38M Cross-site scripting via <NoScript> slot content in Nuxt's head components

Impact Nuxt's globally registered component from @unhead/vue head components, re-exported by Nuxt wrote its default-slot content to the innerHTML of the head tag, bypassing the HTML escaping that interpolation normally applies in Vue templates. Applications that placed untrusted,...

CVE-2026-44587

CarrierWave is a framework to upload files from Ruby applications. In versions prior to 2.2.7 and 3.1.3, the contenttypedenylist check fails to escape regex metacharacters in string entries, causing the denylist to silently not match the content types it is intended to block. In...

NPM: n8n: Stored XSS in Chat Trigger Node

NPM: n8n: Stored XSS in Chat Trigger Node vulnerability discovered by ? in WordPress Npm n8n versions 1.123.55...

n8n: Stored XSS in Chat Trigger Node

Impact An authenticated user with workflow edit access could inject arbitrary JavaScript into the Chat Trigger's generated page by setting a malicious webhookId. When a logged-in user visited the chat URL, the injected code executed in the n8n origin with that user's session privileges. Patches T...

GHSA-42H7-M79W-WVG5 n8n: Stored XSS in Chat Trigger Node

Impact An authenticated user with workflow edit access could inject arbitrary JavaScript into the Chat Trigger's generated page by setting a malicious webhookId. When a logged-in user visited the chat URL, the injected code executed in the n8n origin with that user's session privileges. Patches T...

n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

Impact 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 visits a crafted URL. Patches The issue has been fixed in n8n...

NPM: n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

NPM: n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints vulnerability discovered by ? in WordPress Npm n8n versions 2.24.0...

GHSA-H86Q-FX34-GFJR n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

Impact 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 visits a crafted URL. Patches The issue has been fixed in n8n...

CVE-2026-48788

CVE-2026-48788 affects Remark42 (versions 1.6.0–1.15.0). The known issue is a content-type spoofing-based XSS in the image proxy: during download the proxy checks Content-Type headers to decide if a resource is an image, but the serving phase sniffing can differ, leading to a mismatch that lets H...