diff --git a/extensions/markdown-language-features/package.json b/extensions/markdown-language-features/package.json
index 1af496d0fce58..5ce4ec9e9b5b9 100644
--- a/extensions/markdown-language-features/package.json
+++ b/extensions/markdown-language-features/package.json
@@ -499,7 +499,7 @@
   },
   "dependencies": {
     "@vscode/extension-telemetry": "0.4.10",
-    "dompurify": "^2.3.3",
+    "dompurify": "^3.2.4",
     "highlight.js": "^11.4.0",
     "markdown-it": "^12.3.2",
     "markdown-it-front-matter": "^0.2.1",
diff --git a/extensions/markdown-language-features/yarn.lock b/extensions/markdown-language-features/yarn.lock
index 5268b01f46cbd..48df78ec29b71 100644
--- a/extensions/markdown-language-features/yarn.lock
+++ b/extensions/markdown-language-features/yarn.lock
@@ -44,6 +44,11 @@
   resolved "https://registry.yarnpkg.com/@types/trusted-types/-/trusted-types-2.0.2.tgz#fc25ad9943bcac11cceb8168db4f275e0e72e756"
   integrity sha512-F5DIZ36YVLE+PN+Zwws4kJogq47hNgX3Nx6WyDJ3kcplxyke3XIzB8uK5n/Lpm1HBsbGzd6nmGehL8cPekP+Tg==
 
+"@types/trusted-types@^2.0.7":
+  version "2.0.7"
+  resolved "https://registry.yarnpkg.com/@types/trusted-types/-/trusted-types-2.0.7.tgz#baccb07a970b91707df3a3e8ba6896c57ead2d11"
+  integrity sha512-ScaPdn1dQczgbl0QFTeTOmVHFULt394XJgOQNoyVhZ6r2vLnMLJfBPd53SB52T/3G36VI1/g2MZaX0cwDuXsfw==
+
 "@types/vscode-notebook-renderer@^1.60.0":
   version "1.60.0"
   resolved "https://registry.yarnpkg.com/@types/vscode-notebook-renderer/-/vscode-notebook-renderer-1.60.0.tgz#8a67d561f48ddf46a95dfa9f712a79c72c7b8f7a"
@@ -64,10 +69,12 @@ argparse@^2.0.1:
   resolved "https://registry.yarnpkg.com/argparse/-/argparse-2.0.1.tgz#246f50f3ca78a3240f6c997e8a9bd1eac49e4b38"
   integrity sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==
 
-dompurify@^2.3.3:
-  version "2.3.3"
-  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-2.3.3.tgz#c1af3eb88be47324432964d8abc75cf4b98d634c"
-  integrity sha512-dqnqRkPMAjOZE0FogZ+ceJNM2dZ3V/yNOuFB7+39qpO93hHhfRpHw3heYQC7DPK9FqbQTfBKUJhiSfz4MvXYwg==
+dompurify@^3.2.4:
+  version "3.2.4"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.2.4.tgz#af5a5a11407524431456cf18836c55d13441cd8e"
+  integrity sha512-ysFSFEDVduQpyhzAob/kkuJjf5zWkZD8/A9ywSp1byueyuCfHamrCBa14/Oc2iiB0e51B+NpxSl5gmzn+Ms/mg==
+  optionalDependencies:
+    "@types/trusted-types" "^2.0.7"
 
 entities@~2.1.0:
   version "2.1.0"