diff --git a/charts/kube-prometheus-stack/Chart.yaml b/charts/kube-prometheus-stack/Chart.yaml
index 72c2bb662d85..34aa58d5b598 100644
--- a/charts/kube-prometheus-stack/Chart.yaml
+++ b/charts/kube-prometheus-stack/Chart.yaml
@@ -23,7 +23,7 @@ name: kube-prometheus-stack
 sources:
   - https://github.com/prometheus-community/helm-charts
   - https://github.com/prometheus-operator/kube-prometheus
-version: 58.1.2
+version: 58.1.4
 appVersion: v0.73.1
 kubeVersion: ">=1.19.0-0"
 home: https://github.com/prometheus-operator/kube-prometheus
diff --git a/charts/kube-prometheus-stack/templates/thanos-ruler/podDisruptionBudget.yaml b/charts/kube-prometheus-stack/templates/thanos-ruler/podDisruptionBudget.yaml
index 83e54edf9b51..c28f9146477f 100644
--- a/charts/kube-prometheus-stack/templates/thanos-ruler/podDisruptionBudget.yaml
+++ b/charts/kube-prometheus-stack/templates/thanos-ruler/podDisruptionBudget.yaml
@@ -17,5 +17,5 @@ spec:
   selector:
     matchLabels:
       app.kubernetes.io/name: thanos-ruler
-      thanos-ruler: {{ template "kube-prometheus-stack.thanosRuler.name" . }}
+      thanos-ruler: {{ template "kube-prometheus-stack.thanosRuler.crname" . }}
 {{- end }}
diff --git a/charts/kube-prometheus-stack/templates/thanos-ruler/ruler.yaml b/charts/kube-prometheus-stack/templates/thanos-ruler/ruler.yaml
index 30491c7d8a02..7a38ca57d5ac 100644
--- a/charts/kube-prometheus-stack/templates/thanos-ruler/ruler.yaml
+++ b/charts/kube-prometheus-stack/templates/thanos-ruler/ruler.yaml
@@ -144,7 +144,7 @@ spec:
         labelSelector:
           matchExpressions:
             - {key: app.kubernetes.io/name, operator: In, values: [thanos-ruler]}
-            - {key: thanos-ruler, operator: In, values: [{{ template "kube-prometheus-stack.thanosRuler.name" . }}]}
+            - {key: thanos-ruler, operator: In, values: [{{ template "kube-prometheus-stack.thanosRuler.crname" . }}]}
 {{- else if eq .Values.thanosRuler.thanosRulerSpec.podAntiAffinity "soft" }}
     podAntiAffinity:
       preferredDuringSchedulingIgnoredDuringExecution:
@@ -154,7 +154,7 @@ spec:
           labelSelector:
             matchExpressions:
               - {key: app.kubernetes.io/name, operator: In, values: [thanos-ruler]}
-              - {key: thanos-ruler, operator: In, values: [{{ template "kube-prometheus-stack.thanosRuler.name" . }}]}
+              - {key: thanos-ruler, operator: In, values: [{{ template "kube-prometheus-stack.thanosRuler.crname" . }}]}
 {{- end }}
 {{- if .Values.thanosRuler.thanosRulerSpec.tolerations }}
   tolerations:
diff --git a/charts/kube-prometheus-stack/templates/thanos-ruler/service.yaml b/charts/kube-prometheus-stack/templates/thanos-ruler/service.yaml
index be0c8445910d..e08b71ff82d9 100644
--- a/charts/kube-prometheus-stack/templates/thanos-ruler/service.yaml
+++ b/charts/kube-prometheus-stack/templates/thanos-ruler/service.yaml
@@ -48,6 +48,6 @@ spec:
 {{- end }}
   selector:
     app.kubernetes.io/name: thanos-ruler
-    thanos-ruler: {{ template "kube-prometheus-stack.thanosRuler.name" . }}
+    thanos-ruler: {{ template "kube-prometheus-stack.thanosRuler.crname" . }}
   type: "{{ .Values.thanosRuler.service.type }}"
 {{- end }}
diff --git a/charts/kube-prometheus-stack/values.yaml b/charts/kube-prometheus-stack/values.yaml
index 12649e2adeda..8fcb6e35de52 100644
--- a/charts/kube-prometheus-stack/values.yaml
+++ b/charts/kube-prometheus-stack/values.yaml
@@ -3350,7 +3350,7 @@ prometheus:
     image:
       registry: quay.io
       repository: prometheus/prometheus
-      tag: v2.51.1
+      tag: v2.51.2
       sha: ""
 
     ## Tolerations for use with node taints
diff --git a/charts/prometheus-blackbox-exporter/Chart.yaml b/charts/prometheus-blackbox-exporter/Chart.yaml
index 4c6d5debb604..94a22523a63d 100644
--- a/charts/prometheus-blackbox-exporter/Chart.yaml
+++ b/charts/prometheus-blackbox-exporter/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v2
 description: Prometheus Blackbox Exporter
 name: prometheus-blackbox-exporter
-version: 8.15.0
+version: 8.15.1
 appVersion: v0.25.0
 home: https://github.com/prometheus/blackbox_exporter
 sources:
diff --git a/charts/prometheus-blackbox-exporter/templates/_helpers.tpl b/charts/prometheus-blackbox-exporter/templates/_helpers.tpl
index 7eab07ff31d8..30039b893efc 100644
--- a/charts/prometheus-blackbox-exporter/templates/_helpers.tpl
+++ b/charts/prometheus-blackbox-exporter/templates/_helpers.tpl
@@ -186,7 +186,7 @@ containers:
     - --listen-address=:{{ .Values.configReloader.containerPort }}
     - --log-format={{ .Values.configReloader.config.logFormat }}
     - --log-level={{ .Values.configReloader.config.logLevel }}
-  {{- with .Values.resources }}
+  {{- with .Values.configReloader.resources }}
   resources:
 {{- toYaml . | nindent 4 }}
   {{- end }}
diff --git a/charts/prometheus-memcached-exporter/Chart.yaml b/charts/prometheus-memcached-exporter/Chart.yaml
index 7cf79b940e36..93317e5fcf31 100644
--- a/charts/prometheus-memcached-exporter/Chart.yaml
+++ b/charts/prometheus-memcached-exporter/Chart.yaml
@@ -2,8 +2,8 @@ apiVersion: v2
 name: prometheus-memcached-exporter
 description: Prometheus exporter for Memcached metrics
 type: application
-version: 0.3.1
-appVersion: "v0.14.2"
+version: 0.3.2
+appVersion: "v0.14.3"
 home: https://github.com/prometheus/memcached_exporter
 sources:
   - https://github.com/prometheus/memcached_exporter
diff --git a/charts/prometheus-pushgateway/Chart.yaml b/charts/prometheus-pushgateway/Chart.yaml
index 6e4aa38a5dd8..9e48152adda4 100644
--- a/charts/prometheus-pushgateway/Chart.yaml
+++ b/charts/prometheus-pushgateway/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: "v1.8.0"
 description: A Helm chart for prometheus pushgateway
 name: prometheus-pushgateway
-version: 2.11.0
+version: 2.12.0
 home: https://github.com/prometheus/pushgateway
 sources:
   - https://github.com/prometheus/pushgateway
diff --git a/charts/prometheus-pushgateway/README.md b/charts/prometheus-pushgateway/README.md
index 1865d47181c3..cc6645fdf9cd 100644
--- a/charts/prometheus-pushgateway/README.md
+++ b/charts/prometheus-pushgateway/README.md
@@ -1,18 +1,18 @@
 # Prometheus Pushgateway
 
-This chart bootstraps a prometheus [pushgateway](http://github.com/prometheus/pushgateway) deployment on a [Kubernetes](http://kubernetes.io) cluster using the [Helm](https://helm.sh) package manager.
+This chart bootstraps a Prometheus [Pushgateway](http://github.com/prometheus/pushgateway) deployment on a [Kubernetes](http://kubernetes.io) cluster using the [Helm](https://helm.sh) package manager.
 
-An optional prometheus `ServiceMonitor` can be enabled, should you wish to use this gateway with a [Prometheus Operator](https://github.com/coreos/prometheus-operator).
+An optional prometheus `ServiceMonitor` can be enabled, should you wish to use this gateway with [Prometheus Operator](https://github.com/coreos/prometheus-operator).
 
 ## Get Repository Info
-
+<!-- textlint-disable terminology -->
 ```console
 helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
 helm repo update
 ```
 
-_See [`helm repo`](https://helm.sh/docs/helm/helm_repo/) for command documentation._
-
+_See [helm repo](https://helm.sh/docs/helm/helm_repo/) for command documentation._
+<!-- textlint-enable -->
 ## Install Chart
 
 ```console
@@ -36,7 +36,7 @@ _See [helm uninstall](https://helm.sh/docs/helm/helm_uninstall/) for command doc
 ## Upgrading Chart
 
 ```console
-helm upgrade [RELEASE_NAME] [CHART] --install
+helm upgrade [RELEASE_NAME] prometheus-community/prometheus-pushgateway --install
 ```
 
 _See [helm upgrade](https://helm.sh/docs/helm/helm_upgrade/) for command documentation._
diff --git a/charts/prometheus-pushgateway/templates/_helpers.tpl b/charts/prometheus-pushgateway/templates/_helpers.tpl
index af9bad350e62..dcd42ff36bee 100644
--- a/charts/prometheus-pushgateway/templates/_helpers.tpl
+++ b/charts/prometheus-pushgateway/templates/_helpers.tpl
@@ -111,6 +111,26 @@ Define Ingress apiVersion
 {{- end }}
 {{- end }}
 
+{{/*
+Define webConfiguration
+*/}}
+{{- define "prometheus-pushgateway.webConfiguration" -}}
+basic_auth_users:
+{{- range $k, $v := .Values.webConfiguration.basicAuthUsers }}
+  {{ $k }}: {{ htpasswd "" $v | trimPrefix ":"}}
+{{- end }}
+{{- end }}
+
+{{/*
+Define Authorization
+*/}}
+{{- define "prometheus-pushgateway.Authorization" -}}
+{{- $users := keys .Values.webConfiguration.basicAuthUsers }}
+{{- $user := first $users }}
+{{- $password := index .Values.webConfiguration.basicAuthUsers $user }}
+{{- $user }}:{{ $password }}
+{{- end }}
+
 {{/*
 Returns pod spec
 */}}
@@ -143,21 +163,58 @@ containers:
     env:
       {{- toYaml . | nindent 6 }}
     {{- end }}
-    {{- with .Values.extraArgs }}
+    {{- if or .Values.extraArgs .Values.webConfiguration }}
     args:
+    {{- with .Values.extraArgs }}
       {{- toYaml . | nindent 6 }}
     {{- end }}
+    {{- if .Values.webConfiguration }}
+      - --web.config.file=/etc/config/web-config.yaml
+    {{- end }}
+    {{- end }}
     ports:
       - name: metrics
         containerPort: 9091
         protocol: TCP
     {{- if .Values.liveness.enabled }}
+    {{- $livenessCommon := omit .Values.liveness.probe "httpGet" }}
     livenessProbe:
-      {{- toYaml .Values.liveness.probe | nindent 6 }}
+    {{- with .Values.liveness.probe }}
+      httpGet:
+        path: {{ .httpGet.path }}
+        port: {{ .httpGet.port }}
+        {{- if or .httpGet.httpHeaders $.Values.webConfiguration.basicAuthUsers }}
+        httpHeaders:
+        {{- if $.Values.webConfiguration.basicAuthUsers }}
+          - name: Authorization
+            value: Basic {{ include "prometheus-pushgateway.Authorization" $ | b64enc }}
+        {{- end }}
+        {{- with .httpGet.httpHeaders }}
+          {{- toYaml . | nindent 10 }}
+        {{- end }}
+        {{- end }}
+        {{- toYaml $livenessCommon | nindent 6 }}
+      {{- end }}
     {{- end }}
     {{- if .Values.readiness.enabled }}
+    {{- $readinessCommon := omit .Values.readiness.probe "httpGet" }}
     readinessProbe:
-      {{- toYaml .Values.readiness.probe | nindent 6 }}
+    {{- with .Values.readiness.probe }}
+      httpGet:
+        path: {{ .httpGet.path }}
+        port: {{ .httpGet.port }}
+        {{- if or .httpGet.httpHeaders $.Values.webConfiguration.basicAuthUsers }}
+        httpHeaders:
+        {{- if $.Values.webConfiguration.basicAuthUsers }}
+          - name: Authorization
+            value: Basic {{ include "prometheus-pushgateway.Authorization" $ | b64enc }}
+        {{- end }}
+        {{- with .httpGet.httpHeaders }}
+          {{- toYaml . | nindent 10 }}
+        {{- end }}
+        {{- end }}
+        {{- toYaml $readinessCommon | nindent 6 }}
+      {{- end }}
     {{- end }}
     {{- with .Values.resources }}
     resources:
@@ -171,6 +228,10 @@ containers:
       - name: storage-volume
         mountPath: "{{ .Values.persistentVolume.mountPath }}"
         subPath: "{{ .Values.persistentVolume.subPath }}"
+      {{- if .Values.webConfiguration }}
+      - name: web-config
+        mountPath: "/etc/config"
+      {{- end }}
       {{- with .Values.extraVolumeMounts }}
       {{- toYaml . | nindent 6 }}
       {{- end }}
@@ -223,10 +284,21 @@ volumes:
   {{- else }}
     emptyDir: {}
   {{- end }}
+  {{- if .Values.webConfiguration }}
+  - name: web-config
+    secret:
+      secretName: {{ include "prometheus-pushgateway.fullname" . }}
+  {{- end }}
   {{- end }}
   {{- if .Values.extraVolumes }}
   {{- toYaml .Values.extraVolumes  | nindent 2 }}
   {{- else if $storageVolumeAsPVCTemplate }}
+  {{- if .Values.webConfiguration }}
+  - name: web-config
+    secret:
+      secretName: {{ include "prometheus-pushgateway.fullname" . }}
+  {{- else }}
   []
   {{- end }}
+  {{- end }}
 {{- end }}
diff --git a/charts/prometheus-pushgateway/templates/secret.yaml b/charts/prometheus-pushgateway/templates/secret.yaml
new file mode 100644
index 000000000000..a8142d138978
--- /dev/null
+++ b/charts/prometheus-pushgateway/templates/secret.yaml
@@ -0,0 +1,10 @@
+{{- if .Values.webConfiguration }}
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ include "prometheus-pushgateway.fullname" . }}
+  labels:
+    {{- include "prometheus-pushgateway.defaultLabels" . | nindent 4 }}
+data:
+  web-config.yaml: {{ include "prometheus-pushgateway.webConfiguration" . | b64enc}}
+{{- end }}
diff --git a/charts/prometheus-pushgateway/values.yaml b/charts/prometheus-pushgateway/values.yaml
index 8d33fac24629..062711fb64c2 100644
--- a/charts/prometheus-pushgateway/values.yaml
+++ b/charts/prometheus-pushgateway/values.yaml
@@ -107,6 +107,12 @@ resources: {}
   #   cpu: 100m
   #   memory: 30Mi
 
+# -- Sets web configuration
+# To enable basic authentication, provide basicAuthUsers as a map
+webConfiguration: {}
+  # basicAuthUsers:
+  #   username: password
+
 liveness:
   enabled: true
   probe: