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 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...

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 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-2026-49209

The CVE-2026-49209 issue affects Symfony UX LiveComponent’s BatchActionController::__invoke(), which iterates over client-supplied actions and issues a full HttpKernel sub-request per entry. With unbounded action arrays, an authenticated attacker can submit a single _batch request containing thou...

CVE-2026-49209

Symfony UX is a JavaScript ecosystem for Symfony. From 2.5.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Controller\BatchActionController::invoke iterates over the client-supplied actions array and issues a full HttpKernel sub-request for each entry; because the array size is never bounded, ...

CVE-2026-49209 Symfony UX: Denial of service in symfony/ux-live-component via unbounded batch action requests

Symfony UX is a JavaScript ecosystem for Symfony. From 2.5.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Controller\BatchActionController::invoke iterates over the client-supplied actions array and issues a full HttpKernel sub-request for each entry; because the array size is never bounded, ...

CVE-2026-49209 Symfony UX: Denial of service in symfony/ux-live-component via unbounded batch action requests

Symfony UX is a JavaScript ecosystem for Symfony. From 2.5.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Controller\BatchActionController::invoke iterates over the client-supplied actions array and issues a full HttpKernel sub-request for each entry; because the array size is never bounded, ...

CVE-2026-55878

Symfony UX is a JavaScript ecosystem for Symfony. From 2.32.0 before 2.36.1 and from 3.0.0 before 3.2.0, the ux:install console command installs files from a recipe kit by copying paths listed in a copy-files map, and because Path::isRelative accepts paths like ../../../etc, a crafted or...

CVE-2026-55877

Symfony UX is a JavaScript ecosystem for Symfony. From 2.17.0 before 2.36.1 and from 3.0.0 before 3.2.0, the uxicon Twig function is marked issafe='html' and Icon::toHtml inlines SVG source verbatim, allowing unsanitized local SVG files or Iconify on-demand JSON body responses containing nested...

CVE-2026-55877 Symfony UX: XSS in symfony/ux-icons via unsanitized SVG content in local files and Iconify on-demand responses

Symfony UX is a JavaScript ecosystem for Symfony. From 2.17.0 before 2.36.1 and from 3.0.0 before 3.2.0, the uxicon Twig function is marked issafe='html' and Icon::toHtml inlines SVG source verbatim, allowing unsanitized local SVG files or Iconify on-demand JSON body responses containing nested...

CVE-2026-55877

The CVE-2026-55877 entry covers an XSS vulnerability in Symfony UX icons. From 2.17.0–2.36.0 and 3.0.0–3.1.9 (before 3.2.0), the ux_icon() Twig function is marked is_safe=['html'] and Icon::toHtml() inlines SVG source, allowing unsanitized local SVGs or Iconify on-demand responses to contain nest...

CVE-2026-55877 Symfony UX: XSS in symfony/ux-icons via unsanitized SVG content in local files and Iconify on-demand responses

Symfony UX is a JavaScript ecosystem for Symfony. From 2.17.0 before 2.36.1 and from 3.0.0 before 3.2.0, the uxicon Twig function is marked issafe='html' and Icon::toHtml inlines SVG source verbatim, allowing unsanitized local SVG files or Iconify on-demand JSON body responses containing nested...

CVE-2026-55878

Symfony UX is a JavaScript ecosystem for Symfony. From 2.32.0 before 2.36.1 and from 3.0.0 before 3.2.0, the ux:install console command installs files from a recipe kit by copying paths listed in a copy-files map, and because Path::isRelative accepts paths like ../../../etc, a crafted or...

CVE-2026-55878

The CVE-2026-55878 issue affects Symfony UX Toolkit. Affected: Symfony UX versions 2.32.0–2.36.0 and 3.0.0–3.1.x (pre-2.36.1/3.2.0). The ux:install console command copies files from a recipe kit using paths listed in copy-files; because Path::isRelative() treats paths like ../../../etc as relativ...

MAL-2026-6602 Malicious code in @bapiweb-ux/bapi-header (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b2c2c473c5876f94206c048f4899a289ff49e2dadae9f1c4e99b77f9404eae80 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

GHSA-P9XJ-FPR2-JF2Q symfony/ux-toolkit: Path Traversal Allows Arbitrary File Write and Read via Crafted Recipe Manifest

Description The ux:install console command installs files from a recipe kit by copying paths listed in a copy-files map. The only guard against malicious paths was Path::isRelative, which returns true for paths like ../../../etc. Path::join then resolves the .. segments without complaint, so the...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the ux:install process. An attacker can overwrite or read arbitrary files by supplying crafted paths in a malicious recipe kit, which can lead to code execution or exposure of sensitive information. This is...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the uxicon function when unsanitized SVG content is inlined from local files or remote Iconify responses. An attacker can execute arbitrary JavaScript in the context of the application by supplying a malicio...