AngleSharp HTML5 Spec Compliance: mXSS via annotation-xml HTML Integration Point Bypass

Summary The HTML specification requires that a MathML element with encoding="text/html" or encoding="application/xhtml+xml" is treated as an HTML integration point. Content inside it must be parsed as HTML, not MathML. AngleSharp does not implement this correctly. As a result, the parser produces...

GHSA-PGWW-W46G-26QG AngleSharp HTML5 Spec Compliance: mXSS via annotation-xml HTML Integration Point Bypass

Summary The HTML specification requires that a MathML element with encoding="text/html" or encoding="application/xhtml+xml" is treated as an HTML integration point. Content inside it must be parsed as HTML, not MathML. AngleSharp does not implement this correctly. As a result, the parser produces...

CVE-2026-54498

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. From 4.0.0 until 4.12.0, ViewComponent::Basearoundrender can return HTML-unsafe strings that bypass the escaping behavior applied to normal call return values. This creates an XSS risk...

CVE-2026-54498

CVE-2026-54498 affects ViewComponent (Ruby on Rails) where ViewComponent::Base#around_render can return HTML-unsafe strings, bypassing normal escaping and causing XSS. The issue is amplified when ViewComponent::Collection#render_in joins per-item results and marks the whole output html_safe, conv...

CVE-2026-54498 view_component: around_render HTML-Safety Bypass

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. From 4.0.0 until 4.12.0, ViewComponent::Basearoundrender can return HTML-unsafe strings that bypass the escaping behavior applied to normal call return values. This creates an XSS risk...

CVE-2026-54498 view_component: around_render HTML-Safety Bypass

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. From 4.0.0 until 4.12.0, ViewComponent::Basearoundrender can return HTML-unsafe strings that bypass the escaping behavior applied to normal call return values. This creates an XSS risk...

CVE-2026-54498 view_component: around_render HTML-Safety Bypass

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. From 4.0.0 until 4.12.0, ViewComponent::Basearoundrender can return HTML-unsafe strings that bypass the escaping behavior applied to normal call return values. This creates an XSS risk...

CVE-2026-49977

tarteaucitron.js is a compliant and accessible cookie banner. Prior to 1.33.0, tarteaucitron.cookie.purge is called on any element with the purgeBtn class and does not check whether the element is a legitimate tarteaucitron button or whether the cookie corresponds to a service handled by...

GHSA-8RQH-VXPR-X77P plone.restapi: Stored XSS by spoofing mime type

Impact A stored XSS affecting RichText fields. RichTextValue.output returns the raw, unsanitized stored value whenever the stored mimeType equals the outputMimeType. Because the safe-HTML output type text/x-html-safe is the type that signifies "already sanitized", any value whose stored mimeType...

Cross-site Scripting (XSS)

Overview loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the Loofah::HTML5::Scrub.alloweduri? method, which uses CGI.unescapeHTML and therefore...

CVE-2026-49216

Symfony UX is a JavaScript ecosystem for Symfony. From 2.2.0 until 2.36.0 and 3.1.0, the Stimulus controller in symfony/ux-autocomplete renders AJAX response items in createAutocompleteWithRemoteData by interpolating the text field into HTML template literals $itemlabelField rather than text,...

CVE-2026-49210

Symfony UX is a JavaScript ecosystem for Symfony. From 2.8.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Util\ChildComponentPartialRenderer::createHtml interpolates the client-controlled childrenid.tag value from LiveComponentSubscriber and InterceptChildComponentRenderSubscriber directly in...

CVE-2026-49210

Symfony UX is a JavaScript ecosystem for Symfony. From 2.8.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Util\ChildComponentPartialRenderer::createHtml interpolates the client-controlled childrenid.tag value from LiveComponentSubscriber and InterceptChildComponentRenderSubscriber directly in...

CVE-2026-49210 Symfony UX: XSS in symfony/ux-live-component via attacker-controlled child component tag

Symfony UX is a JavaScript ecosystem for Symfony. From 2.8.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Util\ChildComponentPartialRenderer::createHtml interpolates the client-controlled childrenid.tag value from LiveComponentSubscriber and InterceptChildComponentRenderSubscriber directly in...

CVE-2026-49210 Symfony UX: XSS in symfony/ux-live-component via attacker-controlled child component tag

Symfony UX is a JavaScript ecosystem for Symfony. From 2.8.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Util\ChildComponentPartialRenderer::createHtml interpolates the client-controlled childrenid.tag value from LiveComponentSubscriber and InterceptChildComponentRenderSubscriber directly in...

CVE-2026-49210

Symfony UX: XSS in LiveComponent due to ChildComponentPartialRenderer::createHtml() injecting client-controlled children[id].tag into HTML without escaping. Affected: 2.8.0–2.36.0 and 3.1.0. Exploitation potential includes arbitrary HTML, e.g., [removed] tags, on re-renders containing at least on...

SUSE-SU-2026:3104-1 Security update for python311

This update for python311 fixes the following issues - CVE-2026-1502: CR/LF bytes not rejected by HTTP client proxy tunnel headers or host bsc1261969. - CVE-2026-4786: URLs containing %action can bypass mitigation that allows command injection via the webbrowser.open API bsc1262319. -...

OPENSUSE-SU-2026:21367-1 Security update for lux

This update for lux fixes the following issues: Changes in lux: - CVE-2026-25680, CVE-2026-42502, CVE-2026-27136, CVE-2026-25681, CVE-2026-42506: Issues when parsing HTML files bsc1267110 - CVE-2024-45338: Denial of service due to non-linear parsing of case-insensitive content bsc1235304 -...

wget: Fix of 2 CVEs

CVE-2026-58470: fix integer overflow in Content-Range header parsing - CVE-2026-58472: fix integer/heap buffer overflow in HTML attribute entity encoding...

PT-2026-60849

Name of the Vulnerable Software and Affected Versions Feng Office version 3.11.13.11 Description An unauthenticated arbitrary file upload issue exists in the ck upload handler.php file. This allows remote attackers to upload malicious files, such as .html files, to the web-accessible /tmp/...