diff --git a/extensions/ql-vscode/package-lock.json b/extensions/ql-vscode/package-lock.json
index 579cd42ca3f..a53df029190 100644
--- a/extensions/ql-vscode/package-lock.json
+++ b/extensions/ql-vscode/package-lock.json
@@ -29,7 +29,7 @@
         "nanoid": "^5.0.7",
         "p-queue": "^8.0.1",
         "proper-lockfile": "^4.1.2",
-        "react": "^18.3.1",
+        "react": "^19.2.1",
         "react-dom": "^18.3.1",
         "semver": "^7.6.2",
         "source-map": "^0.7.6",
@@ -84,7 +84,7 @@
         "@types/js-yaml": "^4.0.6",
         "@types/node": "22.19.*",
         "@types/proper-lockfile": "^4.1.4",
-        "@types/react": "^18.3.12",
+        "@types/react": "^19.2.7",
         "@types/react-dom": "^18.3.1",
         "@types/sarif": "^2.1.2",
         "@types/semver": "^7.5.8",
@@ -8364,12 +8364,6 @@
         "postcss": "^8.0.0"
       }
     },
-    "node_modules/@types/prop-types": {
-      "version": "15.7.11",
-      "resolved": "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.11.tgz",
-      "integrity": "sha512-ga8y9v9uyeiLdpKddhxYQkxNDrfvuPrlFb0N1qnZZByvcElJaXthF1UhvCh9TLWJBEHeNtdnbysW7Y6Uq8CVng==",
-      "dev": true
-    },
     "node_modules/@types/proper-lockfile": {
       "version": "4.1.4",
       "resolved": "https://registry.npmjs.org/@types/proper-lockfile/-/proper-lockfile-4.1.4.tgz",
@@ -8381,14 +8375,13 @@
       }
     },
     "node_modules/@types/react": {
-      "version": "18.3.12",
-      "resolved": "https://registry.npmjs.org/@types/react/-/react-18.3.12.tgz",
-      "integrity": "sha512-D2wOSq/d6Agt28q7rSI3jhU7G6aiuzljDGZ2hTZHIkrTLUI+AF3WMeKkEZ9nN2fkBAlcktT6vcZjDFiIhMYEQw==",
+      "version": "19.2.7",
+      "resolved": "https://registry.npmjs.org/@types/react/-/react-19.2.7.tgz",
+      "integrity": "sha512-MWtvHrGZLFttgeEj28VXHxpmwYbor/ATPYbBfSFZEIRK0ecCFLl2Qo55z52Hss+UV9CRN7trSeq1zbgx7YDWWg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@types/prop-types": "*",
-        "csstype": "^3.0.2"
+        "csstype": "^3.2.2"
       }
     },
     "node_modules/@types/react-dom": {
@@ -8400,6 +8393,13 @@
         "@types/react": "*"
       }
     },
+    "node_modules/@types/react/node_modules/csstype": {
+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.2.3.tgz",
+      "integrity": "sha512-z1HGKcYy2xA8AGQfwrn0PAy+PB7X/GSj3UVJW9qKyn43xWa+gl5nXmU4qqLMRzWVLFC8KusUX8T/0kCiOYpAIQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/resolve": {
       "version": "1.20.6",
       "resolved": "https://registry.npmjs.org/@types/resolve/-/resolve-1.20.6.tgz",
@@ -23811,12 +23811,10 @@
       }
     },
     "node_modules/react": {
-      "version": "18.3.1",
-      "resolved": "https://registry.npmjs.org/react/-/react-18.3.1.tgz",
-      "integrity": "sha512-wS+hAgJShR0KhEvPJArfuPVN1+Hz1t0Y6n5jLrGQbkb4urgPE/0Rve+1kMB1v/oWgHgm4WIcV+i7F2pTVj+2iQ==",
-      "dependencies": {
-        "loose-envify": "^1.1.0"
-      },
+      "version": "19.2.1",
+      "resolved": "https://registry.npmjs.org/react/-/react-19.2.1.tgz",
+      "integrity": "sha512-DGrYcCWK7tvYMnWh79yrPHt+vdx9tY+1gPZa7nJQtO/p8bLTDaHp4dzwEhQB7pZ4Xe3ok4XKuEPrVuc+wlpkmw==",
+      "license": "MIT",
       "engines": {
         "node": ">=0.10.0"
       }
diff --git a/extensions/ql-vscode/package.json b/extensions/ql-vscode/package.json
index 4d05c102bcc..3d1893ef141 100644
--- a/extensions/ql-vscode/package.json
+++ b/extensions/ql-vscode/package.json
@@ -2080,7 +2080,7 @@
     "nanoid": "^5.0.7",
     "p-queue": "^8.0.1",
     "proper-lockfile": "^4.1.2",
-    "react": "^18.3.1",
+    "react": "^19.2.1",
     "react-dom": "^18.3.1",
     "semver": "^7.6.2",
     "source-map": "^0.7.6",
@@ -2135,7 +2135,7 @@
     "@types/js-yaml": "^4.0.6",
     "@types/node": "22.19.*",
     "@types/proper-lockfile": "^4.1.4",
-    "@types/react": "^18.3.12",
+    "@types/react": "^19.2.7",
     "@types/react-dom": "^18.3.1",
     "@types/sarif": "^2.1.2",
     "@types/semver": "^7.5.8",