diff --git a/muted-tests.yml b/muted-tests.yml
index 00de944f29861..28930ca34dd2f 100644
--- a/muted-tests.yml
+++ b/muted-tests.yml
@@ -11,24 +11,12 @@ tests:
   - class: org.elasticsearch.index.store.FsDirectoryFactoryTests
     method: testPreload
     issue: https://github.com/elastic/elasticsearch/issues/110211
-  - class: org.elasticsearch.upgrades.SecurityIndexRolesMetadataMigrationIT
-    method: testMetadataMigratedAfterUpgrade
-    issue: https://github.com/elastic/elasticsearch/issues/110232
-  - class: org.elasticsearch.xpack.security.authz.store.NativePrivilegeStoreCacheTests
-    method: testPopulationOfCacheWhenLoadingPrivilegesForAllApplications
-    issue: https://github.com/elastic/elasticsearch/issues/110789
   - class: org.elasticsearch.xpack.searchablesnapshots.cache.common.CacheFileTests
     method: testCacheFileCreatedAsSparseFile
     issue: https://github.com/elastic/elasticsearch/issues/110801
   - class: org.elasticsearch.nativeaccess.VectorSystemPropertyTests
     method: testSystemPropertyDisabled
     issue: https://github.com/elastic/elasticsearch/issues/110949
-  - class: org.elasticsearch.xpack.security.authc.oidc.OpenIdConnectAuthIT
-    method: testAuthenticateWithImplicitFlow
-    issue: https://github.com/elastic/elasticsearch/issues/111191
-  - class: org.elasticsearch.xpack.security.authc.oidc.OpenIdConnectAuthIT
-    method: testAuthenticateWithCodeFlowAndClientPost
-    issue: https://github.com/elastic/elasticsearch/issues/111396
   - class: org.elasticsearch.search.SearchServiceTests
     issue: https://github.com/elastic/elasticsearch/issues/111529
   - class: org.elasticsearch.upgrades.FullClusterRestartIT
@@ -271,8 +259,6 @@ tests:
   - class: org.elasticsearch.xpack.ml.integration.RegressionIT
     method: testTwoJobsWithSameRandomizeSeedUseSameTrainingSet
     issue: https://github.com/elastic/elasticsearch/issues/117805
-  - class: org.elasticsearch.xpack.security.authc.ldap.UserAttributeGroupsResolverTests
-    issue: https://github.com/elastic/elasticsearch/issues/116537
   - class: org.elasticsearch.repositories.s3.RepositoryS3EcsCredentialsRestIT
     method: testNonexistentBucketReadonlyFalse
     issue: https://github.com/elastic/elasticsearch/issues/118225
@@ -294,11 +280,6 @@ tests:
   - class: org.elasticsearch.xpack.restart.FullClusterRestartIT
     method: testWatcherWithApiKey {cluster=UPGRADED}
     issue: https://github.com/elastic/elasticsearch/issues/119396
-  - class: org.elasticsearch.xpack.security.authc.ldap.ADLdapUserSearchSessionFactoryTests
-    issue: https://github.com/elastic/elasticsearch/issues/119882
-  - class: org.elasticsearch.xpack.security.operator.OperatorPrivilegesIT
-    method: testEveryActionIsEitherOperatorOnlyOrNonOperator
-    issue: https://github.com/elastic/elasticsearch/issues/119911
   - class: org.elasticsearch.oldrepos.OldRepositoryAccessIT
     method: testOldSourceOnlyRepoAccess
     issue: https://github.com/elastic/elasticsearch/issues/120080
@@ -359,8 +340,6 @@ tests:
   - class: org.elasticsearch.xpack.test.rest.XPackRestIT
     method: test {p0=ml/*}
     issue: https://github.com/elastic/elasticsearch/issues/120816
-  - class: org.elasticsearch.xpack.security.authc.ldap.GroupMappingIT
-    issue: https://github.com/elastic/elasticsearch/issues/121291
   - class: org.elasticsearch.xpack.application.FullClusterRestartIT
     issue: https://github.com/elastic/elasticsearch/issues/121935
   - class: org.elasticsearch.backwards.MixedClusterClientYamlTestSuiteIT
@@ -435,9 +414,6 @@ tests:
   - class: org.elasticsearch.test.index.IndexVersionUtilsTests
     method: testIndexCompatibleVersionMatches
     issue: https://github.com/elastic/elasticsearch/issues/120760
-  - class: org.elasticsearch.xpack.remotecluster.RemoteClusterSecurityFcActionAuthorizationIT
-    method: testIndicesPrivilegesAreEnforcedForCcrRestoreSessionActions
-    issue: https://github.com/elastic/elasticsearch/issues/127782
   - class: org.elasticsearch.search.CCSDuelIT
     method: testTerminateAfter
     issue: https://github.com/elastic/elasticsearch/issues/126085
diff --git a/x-pack/plugin/security/qa/multi-cluster/src/javaRestTest/java/org/elasticsearch/xpack/remotecluster/RemoteClusterSecurityFcActionAuthorizationIT.java b/x-pack/plugin/security/qa/multi-cluster/src/javaRestTest/java/org/elasticsearch/xpack/remotecluster/RemoteClusterSecurityFcActionAuthorizationIT.java
index 6e789138fe3cf..2092bf921a0a6 100644
--- a/x-pack/plugin/security/qa/multi-cluster/src/javaRestTest/java/org/elasticsearch/xpack/remotecluster/RemoteClusterSecurityFcActionAuthorizationIT.java
+++ b/x-pack/plugin/security/qa/multi-cluster/src/javaRestTest/java/org/elasticsearch/xpack/remotecluster/RemoteClusterSecurityFcActionAuthorizationIT.java
@@ -282,7 +282,7 @@ public void testIndicesPrivilegesAreEnforcedForCcrRestoreSessionActions() throws
                 GetCcrRestoreFileChunkAction.REMOTE_TYPE,
                 new GetCcrRestoreFileChunkRequest(response2.getNode(), sessionUUID2, leaderIndex2FileName, 1, shardId2)
             );
-            assertFalse(getChunkResponse.getChunk().hasReferences());
+            assertBusy(() -> assertFalse(getChunkResponse.getChunk().hasReferences()));
 
             // Clear restore session fails if index is unauthorized
             final var e4 = expectThrows(