diff --git a/CHANGELOG.next.asciidoc b/CHANGELOG.next.asciidoc
index ce7034d05c8c..12a1c6199694 100644
--- a/CHANGELOG.next.asciidoc
+++ b/CHANGELOG.next.asciidoc
@@ -140,6 +140,7 @@ field. You can revert this change by configuring tags for the module and omittin
 - Fix Cisco ASA ASA 3020** and 106023 messages {pull}17964[17964]
 - Unescape file name from SQS message. {pull}18370[18370]
 - Improve cisco asa and ftd pipelines' failure handler to avoid mapping temporary fields. {issue}18391[18391] {pull}18392[18392]
+- Fix source.address not being set for nginx ingress_controller {pull}18511[18511]
 - Fix PANW module wrong mappings for bytes and packets counters. {issue}18522[18522] {pull}18525[18525]
 - Fixed ingestion of some Cisco ASA and FTD messages when a hostname was used instead of an IP for NAT fields. {issue}14034[14034] {pull}18376[18376]
 - Fix a rate limit related issue in httpjson input for Okta module. {issue}18530[18530] {pull}18534[18534]
diff --git a/filebeat/module/nginx/ingress_controller/ingest/pipeline.yml b/filebeat/module/nginx/ingress_controller/ingest/pipeline.yml
index 9721be136e31..e1a2aab119bc 100644
--- a/filebeat/module/nginx/ingress_controller/ingest/pipeline.yml
+++ b/filebeat/module/nginx/ingress_controller/ingest/pipeline.yml
@@ -39,7 +39,7 @@ processors:
     if: ctx.source?.address == null
     value: ""
 - script:
-    if: ctx.nginx?.access?.remote_ip_list != null && ctx.nginx.ingress_controller.remote_ip_list.length > 0
+    if: ctx.nginx?.ingress_controller?.remote_ip_list != null && ctx.nginx.ingress_controller.remote_ip_list.length > 0
     lang: painless
     source: >-
       boolean isPrivate(def dot, def ip) {
diff --git a/filebeat/module/nginx/ingress_controller/test/test.log-expected.json b/filebeat/module/nginx/ingress_controller/test/test.log-expected.json
index a2bf0f6c6e08..566713644159 100644
--- a/filebeat/module/nginx/ingress_controller/test/test.log-expected.json
+++ b/filebeat/module/nginx/ingress_controller/test/test.log-expected.json
@@ -32,8 +32,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products",
         "user_agent.device.name": "Other",
         "user_agent.name": "curl",
@@ -73,8 +77,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42",
         "user_agent.device.name": "Other",
         "user_agent.name": "curl",
@@ -114,8 +122,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.001,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42",
         "user_agent.device.name": "Other",
         "user_agent.name": "curl",
@@ -155,8 +167,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42",
         "user_agent.device.name": "Other",
         "user_agent.name": "curl",
@@ -191,8 +207,12 @@
         ],
         "nginx.ingress_controller.upstream.alternative_name": "",
         "nginx.ingress_controller.upstream.name": "",
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42"
     },
     {
@@ -223,8 +243,12 @@
         ],
         "nginx.ingress_controller.upstream.alternative_name": "",
         "nginx.ingress_controller.upstream.name": "",
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42"
     },
     {
@@ -260,8 +284,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42",
         "user_agent.device.name": "Other",
         "user_agent.name": "Wget",
@@ -301,8 +329,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42",
         "user_agent.device.name": "Other",
         "user_agent.name": "Chrome",
@@ -346,8 +378,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/favicon.ico",
         "user_agent.device.name": "Other",
         "user_agent.name": "Chrome",
@@ -390,8 +426,12 @@
         "nginx.ingress_controller.upstream.response.length": 61,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.001,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/v2",
         "user_agent.device.name": "Other",
         "user_agent.name": "Chrome",
@@ -435,8 +475,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.002,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/favicon.ico",
         "user_agent.device.name": "Other",
         "user_agent.name": "Chrome",
@@ -479,8 +523,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.001,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42",
         "user_agent.device.name": "Other",
         "user_agent.name": "Safari",
@@ -524,8 +572,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.001,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/favicon.ico",
         "user_agent.device.name": "Other",
         "user_agent.name": "Safari",
@@ -568,8 +620,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.002,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42",
         "user_agent.device.name": "Other",
         "user_agent.name": "Safari",
@@ -612,8 +668,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.001,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/",
         "user_agent.device.name": "Other",
         "user_agent.name": "Safari",
@@ -657,8 +717,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.002,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/favicon.ico",
         "user_agent.device.name": "Other",
         "user_agent.name": "Safari",
@@ -701,8 +765,12 @@
         "nginx.ingress_controller.upstream.response.length": 61,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.002,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/v2",
         "user_agent.device.name": "Other",
         "user_agent.name": "Safari",
@@ -746,8 +814,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/favicon.ico",
         "user_agent.device.name": "Other",
         "user_agent.name": "Safari",
@@ -790,8 +862,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.001,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/products/42?address=delhi+technological+university",
         "user_agent.device.name": "Other",
         "user_agent.name": "Python Requests",
@@ -831,8 +907,12 @@
         "nginx.ingress_controller.upstream.response.length": 61,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.001,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/v2",
         "user_agent.device.name": "Other",
         "user_agent.name": "Firefox",
@@ -875,8 +955,12 @@
         "nginx.ingress_controller.upstream.response.length": 59,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/favicon.ico",
         "user_agent.device.name": "Other",
         "user_agent.name": "Firefox",
@@ -919,8 +1003,12 @@
         "nginx.ingress_controller.upstream.response.length": 61,
         "nginx.ingress_controller.upstream.response.status_code": 200,
         "nginx.ingress_controller.upstream.response.time": 0.0,
+        "related.ip": [
+            "192.168.64.1"
+        ],
         "service.type": "nginx",
-        "source.address": "",
+        "source.address": "192.168.64.1",
+        "source.ip": "192.168.64.1",
         "url.original": "/v2/some",
         "user_agent.device.name": "Other",
         "user_agent.name": "Firefox",