diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5ad6054e5be..bb01e84bbb4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@
 * [ENHANCEMENT] Compactor: Avoid double compaction by cleaning partition files in 2 cycles. #7129
 * [ENHANCEMENT] Distributor: Optimize memory usage by recycling v2 requests. #7131
 * [ENHANCEMENT] Compactor: Avoid double compaction by not filtering delete blocks on real time when using bucketIndex lister. #7156
+* [ENHANCEMENT] Upgraded container base images to `alpine:3.23`. #7163
 * [BUGFIX] Ring: Change DynamoDB KV to retry indefinitely for WatchKey. #7088
 * [BUGFIX] Ruler: Add XFunctions validation support. #7111
 * [BUGFIX] Querier: propagate Prometheus info annotations in protobuf responses. #7132
diff --git a/cmd/cortex/Dockerfile b/cmd/cortex/Dockerfile
index 64fadb8840c..dd0f81fe9ac 100644
--- a/cmd/cortex/Dockerfile
+++ b/cmd/cortex/Dockerfile
@@ -1,4 +1,4 @@
-FROM       alpine:3.19
+FROM       alpine:3.23
 ARG TARGETARCH
 
 RUN        apk add --no-cache ca-certificates
diff --git a/cmd/query-tee/Dockerfile b/cmd/query-tee/Dockerfile
index 4b3d9f5c3ce..da1ddeda265 100644
--- a/cmd/query-tee/Dockerfile
+++ b/cmd/query-tee/Dockerfile
@@ -1,4 +1,4 @@
-FROM       alpine:3.19
+FROM       alpine:3.23
 ARG TARGETARCH
 
 RUN        apk add --no-cache ca-certificates
diff --git a/cmd/test-exporter/Dockerfile b/cmd/test-exporter/Dockerfile
index 8016612157a..c6cd51145d4 100644
--- a/cmd/test-exporter/Dockerfile
+++ b/cmd/test-exporter/Dockerfile
@@ -1,4 +1,4 @@
-FROM       alpine:3.19
+FROM       alpine:3.23
 ARG TARGETARCH
 RUN        apk add --no-cache ca-certificates
 COPY       test-exporter-$TARGETARCH /test-exporter
diff --git a/cmd/thanosconvert/Dockerfile b/cmd/thanosconvert/Dockerfile
index 67f33267e14..fe775c3c549 100644
--- a/cmd/thanosconvert/Dockerfile
+++ b/cmd/thanosconvert/Dockerfile
@@ -1,4 +1,4 @@
-FROM       alpine:3.19
+FROM       alpine:3.23
 ARG TARGETARCH
 RUN        apk add --no-cache ca-certificates
 COPY       thanosconvert-$TARGETARCH /thanosconvert
diff --git a/development/tsdb-blocks-storage-s3-gossip/dev.dockerfile b/development/tsdb-blocks-storage-s3-gossip/dev.dockerfile
index acc34126d34..d47c7d13adf 100644
--- a/development/tsdb-blocks-storage-s3-gossip/dev.dockerfile
+++ b/development/tsdb-blocks-storage-s3-gossip/dev.dockerfile
@@ -2,7 +2,7 @@ FROM golang:1.19
 ENV CGO_ENABLED=0
 RUN go install github.com/go-delve/delve/cmd/dlv@latest
 
-FROM alpine:3.18
+FROM alpine:3.23
 
 RUN     mkdir /cortex
 WORKDIR /cortex
diff --git a/development/tsdb-blocks-storage-s3-single-binary/dev.dockerfile b/development/tsdb-blocks-storage-s3-single-binary/dev.dockerfile
index 7ed184ff964..55111d7a400 100644
--- a/development/tsdb-blocks-storage-s3-single-binary/dev.dockerfile
+++ b/development/tsdb-blocks-storage-s3-single-binary/dev.dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19
+FROM alpine:3.23
 
 RUN     mkdir /cortex
 WORKDIR /cortex
diff --git a/development/tsdb-blocks-storage-s3/dev.dockerfile b/development/tsdb-blocks-storage-s3/dev.dockerfile
index 4566c8dafb3..d47c7d13adf 100644
--- a/development/tsdb-blocks-storage-s3/dev.dockerfile
+++ b/development/tsdb-blocks-storage-s3/dev.dockerfile
@@ -2,7 +2,7 @@ FROM golang:1.19
 ENV CGO_ENABLED=0
 RUN go install github.com/go-delve/delve/cmd/dlv@latest
 
-FROM alpine:3.19
+FROM alpine:3.23
 
 RUN     mkdir /cortex
 WORKDIR /cortex
diff --git a/development/tsdb-blocks-storage-swift-single-binary/dev.dockerfile b/development/tsdb-blocks-storage-swift-single-binary/dev.dockerfile
index 7ed184ff964..55111d7a400 100644
--- a/development/tsdb-blocks-storage-swift-single-binary/dev.dockerfile
+++ b/development/tsdb-blocks-storage-swift-single-binary/dev.dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19
+FROM alpine:3.23
 
 RUN     mkdir /cortex
 WORKDIR /cortex
diff --git a/packaging/fpm/Dockerfile b/packaging/fpm/Dockerfile
index d23747230c7..2b32eea23d4 100644
--- a/packaging/fpm/Dockerfile
+++ b/packaging/fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19
+FROM alpine:3.23
 
 RUN apk add --no-cache \
         ruby \