diff --git a/ab-testing/frontend/package.json b/ab-testing/frontend/package.json
index a5f30f0fc0f..a0316327caa 100644
--- a/ab-testing/frontend/package.json
+++ b/ab-testing/frontend/package.json
@@ -15,7 +15,7 @@
 		"@guardian/ab-testing-config": "workspace:ab-testing-config",
 		"@sveltejs/adapter-auto": "7.0.1",
 		"@sveltejs/adapter-static": "3.0.10",
-		"@sveltejs/kit": "2.70.1",
+		"@sveltejs/kit": "2.70.2",
 		"@sveltejs/vite-plugin-svelte": "7.2.0",
 		"svelte": "5.56.3",
 		"svelte-check": "4.7.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d83e91a9e2a..f4bdb389956 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -219,13 +219,13 @@ importers:
         version: link:../config
       '@sveltejs/adapter-auto':
         specifier: 7.0.1
-        version: 7.0.1(@sveltejs/kit@2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))
+        version: 7.0.1(@sveltejs/kit@2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))
       '@sveltejs/adapter-static':
         specifier: 3.0.10
-        version: 3.0.10(@sveltejs/kit@2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))
+        version: 3.0.10(@sveltejs/kit@2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))
       '@sveltejs/kit':
-        specifier: 2.70.1
-        version: 2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
+        specifier: 2.70.2
+        version: 2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
       '@sveltejs/vite-plugin-svelte':
         specifier: 7.2.0
         version: 7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
@@ -3933,8 +3933,8 @@ packages:
     peerDependencies:
       acorn: ^8.9.0
 
-  '@sveltejs/acorn-typescript@1.0.11':
-    resolution: {integrity: sha512-LFuZUkjJ9iF7JZye/aG5XM0SFcQ5VyL0oVX4WJ9dc0Va3R3s0OauX1BESVCb+YN/ol8TAfqGDDAQsTG627Y5kw==}
+  '@sveltejs/acorn-typescript@1.0.12':
+    resolution: {integrity: sha512-J1jNYG23QWd67UfrQSFHtjhV37r9mVi0gdc12A3MWPldOjRK35Xk+um+qACPVjgw3AleiqoyEAhok8Wm3q46NA==}
     peerDependencies:
       acorn: ^8.9.0
 
@@ -3948,8 +3948,8 @@ packages:
     peerDependencies:
       '@sveltejs/kit': ^2.0.0
 
-  '@sveltejs/kit@2.70.1':
-    resolution: {integrity: sha512-nY9SPHGOZro3doud9vZXDBwl9tCZIouuJztjgSHs6PAIrv9M/z5O7eOhPV5xU7CgVHA976Jwu3BA1hIFvXztkA==}
+  '@sveltejs/kit@2.70.2':
+    resolution: {integrity: sha512-RzRoRpuR2KXqc5yMO0akQHDZeT4AslOlznGITURsqHaVbtyYP4Wn3eE3gxj9JcDyNYO0crkxhdwFHc+2vkVm6w==}
     engines: {node: '>=18.13'}
     hasBin: true
     peerDependencies:
@@ -4768,11 +4768,6 @@ packages:
     engines: {node: '>=0.4.0'}
     hasBin: true
 
-  acorn@8.17.0:
-    resolution: {integrity: sha512-xRQbDb9BnwDafYNn6Vwl839DYVjqXYb1XVGtWAZ1kcDc6iwAL4hg3B1dZlRiuENFeO2H53gFG3in621AdERVAg==}
-    engines: {node: '>=0.4.0'}
-    hasBin: true
-
   acorn@8.18.0:
     resolution: {integrity: sha512-lGq+9yr1/GuAWaVYIHRjvvySG5/4VfKIvC8EWxStPdcDh/Ka7FG3twP6v4d5BkravUilhIAsG4Qj83t02LWUPQ==}
     engines: {node: '>=0.4.0'}
@@ -5688,6 +5683,9 @@ packages:
   devalue@5.8.1:
     resolution: {integrity: sha512-4CXDYRBGqN+57wVJkuXBYmpAVUSg3L6JAQa/DFqm238G73E1wuyc/JhGQJzN7vUf/CMphYau2zXbfWzDR5aTEw==}
 
+  devalue@5.9.0:
+    resolution: {integrity: sha512-RWrqdArjvPbsATEhOPUo6Wndc/iWnkWKlhIrdlF3zMMYo/c3CVtoaVAyLtWxz5h8nSlkHzxnzV2uLydPXmtF+A==}
+
   devlop@1.1.0:
     resolution: {integrity: sha512-RWmIqhcFf1lRYBvNmr7qTNuyCt/7/ns2jbpp1+PalgE/rDQcBT0fioSMUpJ93irlUhC5hrg4cYqe6U+0ImW0rA==}
 
@@ -13648,27 +13646,27 @@ snapshots:
     dependencies:
       acorn: 8.16.0
 
-  '@sveltejs/acorn-typescript@1.0.11(acorn@8.17.0)':
+  '@sveltejs/acorn-typescript@1.0.12(acorn@8.18.0)':
     dependencies:
-      acorn: 8.17.0
+      acorn: 8.18.0
 
-  '@sveltejs/adapter-auto@7.0.1(@sveltejs/kit@2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))':
+  '@sveltejs/adapter-auto@7.0.1(@sveltejs/kit@2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))':
     dependencies:
-      '@sveltejs/kit': 2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
+      '@sveltejs/kit': 2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
 
-  '@sveltejs/adapter-static@3.0.10(@sveltejs/kit@2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))':
+  '@sveltejs/adapter-static@3.0.10(@sveltejs/kit@2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))':
     dependencies:
-      '@sveltejs/kit': 2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
+      '@sveltejs/kit': 2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
 
-  '@sveltejs/kit@2.70.1(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))':
+  '@sveltejs/kit@2.70.2(@sveltejs/vite-plugin-svelte@7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2)))(svelte@5.56.3(@typescript-eslint/types@8.59.2))(typescript@6.0.3)(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))':
     dependencies:
       '@standard-schema/spec': 1.1.0
-      '@sveltejs/acorn-typescript': 1.0.11(acorn@8.17.0)
+      '@sveltejs/acorn-typescript': 1.0.12(acorn@8.18.0)
       '@sveltejs/vite-plugin-svelte': 7.2.0(svelte@5.56.3(@typescript-eslint/types@8.59.2))(vite@6.4.3(@types/node@24.12.4)(terser@5.49.2))
       '@types/cookie': 0.6.0
-      acorn: 8.17.0
+      acorn: 8.18.0
       cookie: 0.6.0
-      devalue: 5.8.1
+      devalue: 5.9.0
       esm-env: 1.2.2
       kleur: 4.1.5
       magic-string: 0.30.21
@@ -14609,8 +14607,6 @@ snapshots:
 
   acorn@8.16.0: {}
 
-  acorn@8.17.0: {}
-
   acorn@8.18.0: {}
 
   agent-base@6.0.2:
@@ -15495,6 +15491,8 @@ snapshots:
 
   devalue@5.8.1: {}
 
+  devalue@5.9.0: {}
+
   devlop@1.1.0:
     dependencies:
       dequal: 2.0.3