diff --git a/docs/changelog/134887.yaml b/docs/changelog/134887.yaml
new file mode 100644
index 0000000000000..aa566ad8fdcf5
--- /dev/null
+++ b/docs/changelog/134887.yaml
@@ -0,0 +1,5 @@
+pr: 134887
+summary: Avoid holding references to `SearchExecutionContext` in `SourceConfirmedTextQuery`
+area: Mapping
+type: bug
+issues: []
diff --git a/modules/mapper-extras/src/main/java/org/elasticsearch/index/mapper/extras/MatchOnlyTextFieldMapper.java b/modules/mapper-extras/src/main/java/org/elasticsearch/index/mapper/extras/MatchOnlyTextFieldMapper.java
index 1d9fd9cb3a13b..645c0cffe8065 100644
--- a/modules/mapper-extras/src/main/java/org/elasticsearch/index/mapper/extras/MatchOnlyTextFieldMapper.java
+++ b/modules/mapper-extras/src/main/java/org/elasticsearch/index/mapper/extras/MatchOnlyTextFieldMapper.java
@@ -301,9 +301,9 @@ private IOFunction<LeafReaderContext, CheckedIntFunction<List<Object>, IOExcepti
                 String name = storedFieldNameForSyntheticSource();
                 return storedFieldFetcher(name);
             }
+            ValueFetcher valueFetcher = valueFetcher(searchExecutionContext, null);
+            SourceProvider sourceProvider = searchExecutionContext.lookup();
             return context -> {
-                ValueFetcher valueFetcher = valueFetcher(searchExecutionContext, null);
-                SourceProvider sourceProvider = searchExecutionContext.lookup();
                 valueFetcher.setNextReader(context);
                 return docID -> {
                     try {