diff --git a/web/ui/mantine-ui/package.json b/web/ui/mantine-ui/package.json
index fd57c6f0889..ac582c4c815 100644
--- a/web/ui/mantine-ui/package.json
+++ b/web/ui/mantine-ui/package.json
@@ -65,7 +65,7 @@
     "eslint-plugin-react-refresh": "^0.5.0",
     "globals": "^16.5.0",
     "jsdom": "^25.0.1",
-    "postcss": "^8.5.6",
+    "postcss": "^8.5.14",
     "postcss-preset-mantine": "^1.18.0",
     "postcss-simple-vars": "^7.0.1",
     "vite": "^6.4.1",
diff --git a/web/ui/package-lock.json b/web/ui/package-lock.json
index 9a648e1a28a..f1e50c137e5 100644
--- a/web/ui/package-lock.json
+++ b/web/ui/package-lock.json
@@ -34,11 +34,11 @@
         "@floating-ui/dom": "^1.7.5",
         "@lezer/common": "^1.5.1",
         "@lezer/highlight": "^1.2.3",
-        "@mantine/code-highlight": "^8.3.16",
-        "@mantine/core": "^8.3.16",
-        "@mantine/dates": "^8.3.16",
-        "@mantine/hooks": "^8.3.16",
-        "@mantine/notifications": "^8.3.16",
+        "@mantine/code-highlight": "^8.3.14",
+        "@mantine/core": "^8.3.14",
+        "@mantine/dates": "^8.3.14",
+        "@mantine/hooks": "^8.3.14",
+        "@mantine/notifications": "^8.3.14",
         "@microsoft/fetch-event-source": "^2.0.1",
         "@nexucis/fuzzy": "^0.5.1",
         "@nexucis/kvsearch": "^0.9.1",
@@ -79,7 +79,7 @@
         "eslint-plugin-react-refresh": "^0.5.0",
         "globals": "^16.5.0",
         "jsdom": "^25.0.1",
-        "postcss": "^8.5.6",
+        "postcss": "^8.5.14",
         "postcss-preset-mantine": "^1.18.0",
         "postcss-simple-vars": "^7.0.1",
         "vite": "^6.4.1",
@@ -7507,9 +7507,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.6",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
-      "integrity": "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==",
+      "version": "8.5.14",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.14.tgz",
+      "integrity": "sha512-SoSL4+OSEtR99LHFZQiJLkT59C5B1amGO1NzTwj7TT1qCUgUO6hxOvzkOYxD+vMrXBM3XJIKzokoERdqQq/Zmg==",
       "funding": [
         {
           "type": "opencollective",