From 518503b29ba9826af296e7c089c400ad99d581bf Mon Sep 17 00:00:00 2001
From: Sergei Zharinov <zharinov@users.noreply.github.com>
Date: Wed, 6 May 2026 05:06:37 -0300
Subject: [PATCH] fix(ui): preserve SVG tags in DOMPurify config for KaTeX math
 rendering (#25866)

---
 packages/ui/src/components/markdown.tsx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/ui/src/components/markdown.tsx b/packages/ui/src/components/markdown.tsx
index 56e2d9d709..7ee73af10f 100644
--- a/packages/ui/src/components/markdown.tsx
+++ b/packages/ui/src/components/markdown.tsx
@@ -33,6 +33,8 @@ const config = {
   SANITIZE_NAMED_PROPS: true,
   FORBID_TAGS: ["style"],
   FORBID_CONTENTS: ["style", "script"],
+  ADD_TAGS: ["svg", "path"],
+  ADD_ATTR: ["d", "viewBox", "preserveAspectRatio", "xmlns"],
 }
 
 const iconPaths = {