league/commonmark: AttributesExtension href/src unsafe-link filter bypass via embedded control bytes

Summary The AttributesExtension's href/src unsafe-link filter AttributesHelper::filterAttributes can be bypassed by embedding control bytes in a javascript: URL that browsers discard before parsing the scheme. Two variants: - Tab/newline inside the scheme — a literal ASCII TAB 0x09, CR 0x0D, or...

CVE-2026-10032

The openUrl function in @a2ui/webcore passes an agent-controlled URL directly to window.open without validating the URI scheme. A malicious agent can supply a javascript: URI as the url argument of a Button component's functionCall action. When the user clicks the rendered button, arbitrary...

CVE-2026-65912 DOMPurify before 3.3.2 URI Validation Bypass via ADD_ATTR

DOMPurify before 3.3.2 contains a URI validation bypass vulnerability when ADDATTR is provided as a predicate function via EXTRAELEMENTHANDLING.attributeCheck. Attackers can supply a predicate that accepts specific attribute and tag combinations to bypass URI-safe validation, allowing unsafe...

CVE-2026-65912

DOMPurify before 3.3.2 has a URI validation bypass when ADD_ATTR is used as a predicate via EXTRA_ELEMENT_HANDLING.attributeCheck. An attacker can craft a predicate to accept specific attribute/tag combinations, allowing unsafe protocols like javascript: to bypass validation and execute as DOM-ba...

CVE-2026-65912 DOMPurify before 3.3.2 URI Validation Bypass via ADD_ATTR

DOMPurify before 3.3.2 contains a URI validation bypass vulnerability when ADDATTR is provided as a predicate function via EXTRAELEMENTHANDLING.attributeCheck. Attackers can supply a predicate that accepts specific attribute and tag combinations to bypass URI-safe validation, allowing unsafe...

CVE-2026-55592

Dashy is a self-hostable personal dashboard. Prior to 4.3.7, Dashy's workspace view trusts the url query parameter and assigns it directly to an iframe source without scheme validation. If a logged-in user opens a crafted workspace link containing a javascript: URL, JavaScript runs on the Dashy...

DEBIAN-CVE-2026-48822

Shaarli is a personal bookmarking service. Versions 0.16.1 and prior contain a stored Cross-Site Scripting XSS vulnerability in the Markdown-to-HTML conversion process used in the Bookmark Description field. An authenticated user can inject a malicious javascript: URI inside a Markdown link. The...

CVE-2026-48822

Shaarli is a personal bookmarking service. Versions 0.16.1 and prior contain a stored Cross-Site Scripting XSS vulnerability in the Markdown-to-HTML conversion process used in the Bookmark Description field. An authenticated user can inject a malicious javascript: URI inside a Markdown link. The...

CVE-2026-48822

Shaarli is a personal bookmarking service. Versions 0.16.1 and prior contain a stored Cross-Site Scripting XSS vulnerability in the Markdown-to-HTML conversion process used in the Bookmark Description field. An authenticated user can inject a malicious javascript: URI inside a Markdown link. The...

Nuxt: Reflected XSS in `<NuxtLink>` via unsanitised `javascript:` or `data:` URL

Summary did not validate the URL scheme of values bound to its to or href props before rendering them into the href attribute of the underlying element. When an application binds attacker-controlled input a query parameter, a CMS field, a user-supplied profile URL to or :href, the attacker can...

GHSA-934W-87QH-QR26 Nuxt: Reflected XSS in `<NuxtLink>` via unsanitised `javascript:` or `data:` URL

Summary did not validate the URL scheme of values bound to its to or href props before rendering them into the href attribute of the underlying element. When an application binds attacker-controlled input a query parameter, a CMS field, a user-supplied profile URL to or :href, the attacker can...

PT-2026-41977

Name of the Vulnerable Software and Affected Versions HAX CMS versions prior to 26.0.0 Description A stored cross-site scripting XSS issue exists due to improper sanitization of elements. The application permits the use of javascript: URIs within the src attribute, which execute when a malicious...

CVE-2026-43887

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, the Outline comment section permits users to mention other users; however, the backend does not validate or sanitize the href attribute associated with these mentions. As a result, potentially dangerous...

CVE-2026-43887 Outline: Stored XSS via Comment Mentions

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, the Outline comment section permits users to mention other users; however, the backend does not validate or sanitize the href attribute associated with these mentions. As a result, potentially dangerous...

EUVD-2026-29331

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, the Outline comment section permits users to mention other users; however, the backend does not validate or sanitize the href attribute associated with these mentions. As a result, potentially dangerous...

CVE-2026-41646

Nuclei is a vulnerability scanner built on a simple YAML-based DSL. From version 3.0.0 to before version 3.8.0, a vulnerability in Nuclei's JavaScript protocol runtime allows JavaScript templates to read local .js and .json files through the require function, bypassing the default local file acce...

CVE-2026-41692

i18nextify is a JavaScript library that adds website internationalization via a script tag, without source code changes. Versions prior to 4.0.8 substitute key interpolation tokens inside src and href attribute values with the raw string returned by i18next.t. The substitution logic in...

GHSA-CJMM-F4JC-QW8R DOMPurify ADD_ATTR predicate skips URI validation

Summary DOMPurify allows ADDATTR to be provided as a predicate function via EXTRAELEMENTHANDLING.attributeCheck. When the predicate returns true, isValidAttribute short-circuits the attribute check before URI-safe validation runs. An attacker who supplies a predicate that accepts specific...

Permissive List of Allowed Inputs

Overview dompurify is a DOM-only XSS sanitizer for HTML, MathML and SVG. Affected versions of this package are vulnerable to Permissive List of Allowed Inputs in the ADDATTR predicate function via EXTRAELEMENTHANDLING.attributeCheck. An attacker can inject and execute malicious scripts in the DOM...

DOMPurify ADD_ATTR predicate skips URI validation

Summary DOMPurify allows ADDATTR to be provided as a predicate function via EXTRAELEMENTHANDLING.attributeCheck. When the predicate returns true, isValidAttribute short-circuits the attribute check before URI-safe validation runs. An attacker who supplies a predicate that accepts specific...