CVE-2026-105694 Penpot: Stored XSS via Unsanitised SVG Uploads

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, authenticated users with file-edit permission can upload SVG media whose scripts, event-handler attributes, and foreignObject elements are stored without sanitization and served as image/svg+xml from the Penpot origin. A...

CVE-2026-105694 Penpot: Stored XSS via Unsanitised SVG Uploads

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, authenticated users with file-edit permission can upload SVG media whose scripts, event-handler attributes, and foreignObject elements are stored without sanitization and served as image/svg+xml from the Penpot origin. A...

CVE-2026-105630 Plane: Stored XSS via SVG attachment served inline on the application origin (account takeover)

Plane is an open-source project management tool. Prior to 1.4.0, an authenticated low-privilege workspace member, including a Guest, can upload an image/svg+xml file as a generic or issue attachment. The file retains the attacker-controlled Content-Type, and the asset-download endpoint creates a...

PT-2026-106077

Plane is an open-source project management tool. Prior to 1.4.0, an authenticated low-privilege workspace member, including a Guest, can upload an image/svg+xml file as a generic or issue attachment. The file retains the attacker-controlled Content-Type, and the asset-download endpoint creates a...

CVE-2026-105694: Improper Neutralization of Input During Web Page Generation

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, authenticated users with file-edit permission can upload SVG media whose scripts, event-handler attributes, and foreignObject elements are stored without sanitization and served as image/svg+xml from the Penpot origin. A...

PT-2026-106215

Name of the Vulnerable Software and Affected Versions Penpot versions prior to 2.18.0 Description Authenticated users with file-edit permissions can upload SVG media containing scripts, event-handler attributes, and foreignObject elements that are stored without sanitization and served as...

CVE-2026-59814

Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Prior to 3.7.7, Joplin Server's GET /shares/:id?resourceid= route serves a resource with the attacker-controlled mime value and omits Content-Disposition when the resource title is empty. A...

CVE-2026-59814 Joplin: Stored XSS via inline-served note attachment on published shares

Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Prior to 3.7.7, Joplin Server's GET /shares/:id?resourceid= route serves a resource with the attacker-controlled mime value and omits Content-Disposition when the resource title is empty. A...

CVE-2026-59814 Joplin: Stored XSS via inline-served note attachment on published shares

Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Prior to 3.7.7, Joplin Server's GET /shares/:id?resourceid= route serves a resource with the attacker-controlled mime value and omits Content-Disposition when the resource title is empty. A...

PT-2026-79139

Name of the Vulnerable Software and Affected Versions @dicebear/core versions prior to 9.4.3 @dicebear/initials versions prior to 9.4.3 Description An issue exists where certain options are interpolated into SVG attributes without XML escaping. In @dicebear/core, the addRotate function fails to...

CVE-2026-61607 Grav API Plugin: Stored XSS via SVG Upload - API Media Pipeline Bypasses Sanitizer

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.2, the Grav API plugin POST /api/v1/media pipeline in HandlesMediaUploads::processUploadedFile validates an SVG filename extension but does not invoke Security::sanitizeSVG. An...

CVE-2026-56670: Improper Neutralization of Input During Web Page Generation

ComfyUI is a modular diffusion model GUI, api and backend with a graph/nodes interface. Prior to 0.28.0, the /view endpoint served uploaded SVG files inline because image/svg+xml and related XML content types were absent from the dangerous-content-type handling, allowing stored cross-site scripti...

CVE-2026-66394

SiYuan before v3.7.3 contains stored and reflected cross-site scripting vulnerabilities in SVG sanitization that allows authenticated attackers to execute scripts by bypassing the HTML parser-based cleaner. Attackers can hide script tags within desc, style, or noscript elements which the HTML...

CVE-2025-71385: Improper Neutralization of Input During Web Page Generation

Netdata before 2.3.1 reflects the user-supplied love query parameter of the api/v2/ilove.svg and api/v3/ilove.svg endpoints verbatim into the generated SVG document into a text element without HTML or XML escaping, and serves the response with Content-Type image/svg+xml. An attacker can craft a U...

CVE-2026-4983: Improper Neutralization of Input During Web Page Generation

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...

CarrierWave has a denylisted_content_type bypass via Unescaped Regex Metacharacters

Summary CarrierWave's 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. Note: CarrierWave is aware contenttypedenylist is deprecated for the security reason, but it still used by...

CVE-2026-49102: Improper Neutralization of Input During Web Page Generation

Webmin before 2.640 allows mailboxes/detach.cgi XSS via an SVG document attachment that is viewed in the mailboxes component, because image/svg+xml is used instead of a safe type e.g., text/plain...

PT-2026-41508

Summary The SvgSanitizer::decodeAllEntities method limits recursive entity decoding to 5 iterations. By wrapping each character of javascript in an href attribute value with 5 levels of & encoding around numeric HTML entities e.g., amp;amp;amp;106; for j, an attacker can bypass both isSafe...

CVE-2026-34605: Improper Neutralization of Input During Web Page Generation

SiYuan is a personal knowledge management system. From version 3.6.0 to before version 3.6.2, the SanitizeSVG function introduced in version 3.6.0 to fix XSS in the unauthenticated /api/icon/getDynamicIcon endpoint can be bypassed by using namespace-prefixed element names such as . The Go HTML5...

CVE-2026-32753

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. In versions 1.8.208 and below, bypasses of the attachment view logic and SVG sanitizer make it possible to upload and render an SVG that runs malicious JavaScript. An extension of .png with content type of...