diff --git a/.github/workflows/inactive-issues.yml b/.github/workflows/inactive-issues.yml
index 620b484db6..f28c24f6e7 100644
--- a/.github/workflows/inactive-issues.yml
+++ b/.github/workflows/inactive-issues.yml
@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@v3
       
       - name: Manage inactive issues
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const script = require('./.github/scripts/inactive-issues.js')
diff --git a/.github/workflows/test-tools.yml b/.github/workflows/test-tools.yml
index ceab4b1ef5..4933199315 100644
--- a/.github/workflows/test-tools.yml
+++ b/.github/workflows/test-tools.yml
@@ -137,7 +137,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-isolated-tests
           path: ./tmp/results
@@ -203,7 +203,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-0
           path: ./tmp/results
@@ -268,7 +268,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-1
           path: ./tmp/results
@@ -341,7 +341,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-2
           path: ./tmp/results
@@ -406,7 +406,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-3
           path: ./tmp/results
@@ -471,7 +471,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-4
           path: ./tmp/results
@@ -537,7 +537,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-5
           path: ./tmp/results
@@ -602,7 +602,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-6
           path: ./tmp/results
@@ -667,7 +667,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-7
           path: ./tmp/results
@@ -732,7 +732,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-8
           path: ./tmp/results
@@ -797,7 +797,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-9
           path: ./tmp/results
@@ -862,7 +862,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-10
           path: ./tmp/results
@@ -927,7 +927,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: junit-group-11
           path: ./tmp/results
diff --git a/packages/mongo/tests/mongo_livedata_tests.js b/packages/mongo/tests/mongo_livedata_tests.js
index f3e32106a5..e155f2a053 100644
--- a/packages/mongo/tests/mongo_livedata_tests.js
+++ b/packages/mongo/tests/mongo_livedata_tests.js
@@ -4545,17 +4545,24 @@ Meteor.isServer && testAsyncMulti(
         { resolverType: 'stub' }
       );
 
-      let insertId;
-      await Collection.find({}).observeChangesAsync({
+      let observerInsertId;
+      let resolveObserver;
+      const observerFired = new Promise((resolve) => { resolveObserver = resolve; });
+
+      const handle = await Collection.find({}).observeChangesAsync({
         async added(_id, fields) {
-          insertId = _id;
+          observerInsertId = _id;
+          resolveObserver();
           throw new Error('Test error in async added observeChangesAsync');
         },
       });
 
-      return Collection.insertAsync({ foo: { bar: 123 } }).finally((id, bad) => {
-        test.equal(insertId, id);
-      })
+      // insertAsync resolves normally — observer errors are caught and logged,
+      // not propagated back to the caller (see observe_multiplex `_applyCallback`).
+      const id = await Collection.insertAsync({ foo: { bar: 123 } });
+      await observerFired;
+      test.equal(observerInsertId, id);
+      await handle.stop();
     },
 
     async (test) => {
@@ -4564,17 +4571,22 @@ Meteor.isServer && testAsyncMulti(
         { resolverType: 'stub' }
       );
 
-      let insertId;
-      await Collection.find({}).observeChangesAsync({
+      let observerInsertId;
+      let resolveObserver;
+      const observerFired = new Promise((resolve) => { resolveObserver = resolve; });
+
+      const handle = await Collection.find({}).observeChangesAsync({
         added(id) {
-          insertId = _id;
+          observerInsertId = id;
+          resolveObserver();
           throw new Error('Test error in sync added observeChangesAsync');
         },
       });
 
-      return Collection.insertAsync({ foo: { bar: 123 } }).finally((id, bad) => {
-        test.equal(insertId, id);
-      })
+      const id = await Collection.insertAsync({ foo: { bar: 123 } });
+      await observerFired;
+      test.equal(observerInsertId, id);
+      await handle.stop();
     }
   ]
 );