diff --git a/.chloggen/oracledbreceiver-cdb-first-load-time-format.yaml b/.chloggen/oracledbreceiver-cdb-first-load-time-format.yaml
new file mode 100644
index 000000000000..54cd5b369e71
--- /dev/null
+++ b/.chloggen/oracledbreceiver-cdb-first-load-time-format.yaml
@@ -0,0 +1,11 @@
+change_type: bug_fix
+
+component: receiver/oracledb
+
+note: Format the `oracledb.plan.first_load` and `oracledb.plan.last_load` attributes on `db.server.top_query` events as ISO 8601 UTC timestamps when connected to a CDB root, matching the fix already applied to the non-CDB query path.
+
+issues: [50951]
+
+subtext:
+
+change_logs: []
diff --git a/receiver/oracledbreceiver/templates/oracleQueryMetricsAndTextCDBSql.tmpl b/receiver/oracledbreceiver/templates/oracleQueryMetricsAndTextCDBSql.tmpl
index a27e2a8f5b69..f8faa7cdea52 100644
--- a/receiver/oracledbreceiver/templates/oracleQueryMetricsAndTextCDBSql.tmpl
+++ b/receiver/oracledbreceiver/templates/oracleQueryMetricsAndTextCDBSql.tmpl
@@ -26,8 +26,8 @@
   CASE WHEN P.OBJECT_ID IS NOT NULL THEN P.OWNER || '.' || P.OBJECT_NAME END AS PROCEDURE_NAME,
   COALESCE(PE.PROC_EXECUTIONS, 0) AS PROCEDURE_EXECUTIONS,
   S.COMMAND_TYPE,
-  S.FIRST_LOAD_TIME,
-  S.LAST_LOAD_TIME,
+  TO_CHAR(SYS_EXTRACT_UTC(FROM_TZ(TO_TIMESTAMP(S.FIRST_LOAD_TIME, 'YYYY-MM-DD/HH24:MI:SS'), DBTIMEZONE)), 'YYYY-MM-DD"T"HH24:MI:SS"Z"') AS FIRST_LOAD_TIME,
+  TO_CHAR(SYS_EXTRACT_UTC(FROM_TZ(TO_TIMESTAMP(S.LAST_LOAD_TIME, 'YYYY-MM-DD/HH24:MI:SS'), DBTIMEZONE)), 'YYYY-MM-DD"T"HH24:MI:SS"Z"') AS LAST_LOAD_TIME,
   S.PLAN_HASH_VALUE
 FROM
   V$SQL S