diff --git a/binary_transparency/firmware/cmd/ft_personality/Dockerfile b/binary_transparency/firmware/cmd/ft_personality/Dockerfile
index 31aac3d2c..1bc6b04e9 100644
--- a/binary_transparency/firmware/cmd/ft_personality/Dockerfile
+++ b/binary_transparency/firmware/cmd/ft_personality/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26.1-bookworm@sha256:8e8aa801e8417ef0b5c42b504dd34db3db911bb73dba933bd8bde75ed815fdbb AS builder
+FROM golang:1.26.2-bookworm@sha256:47ce5636e9936b2c5cbf708925578ef386b4f8872aec74a67bd13a627d242b19 AS builder
 LABEL stage=builder
 
 ARG GOFLAGS=""
@@ -19,7 +19,7 @@ COPY . .
 RUN go build ./binary_transparency/firmware/cmd/ft_personality
 
 # Build release image
-FROM golang:1.26.1-bookworm@sha256:8e8aa801e8417ef0b5c42b504dd34db3db911bb73dba933bd8bde75ed815fdbb
+FROM golang:1.26.2-bookworm@sha256:47ce5636e9936b2c5cbf708925578ef386b4f8872aec74a67bd13a627d242b19
 
 COPY --from=builder /build/ft_personality /bin/ft_personality
 ENTRYPOINT ["/bin/ft_personality"]
diff --git a/binary_transparency/firmware/cmd/ftmapserver/Dockerfile b/binary_transparency/firmware/cmd/ftmapserver/Dockerfile
index 0ed66a268..24a16534e 100644
--- a/binary_transparency/firmware/cmd/ftmapserver/Dockerfile
+++ b/binary_transparency/firmware/cmd/ftmapserver/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26.1-bookworm@sha256:8e8aa801e8417ef0b5c42b504dd34db3db911bb73dba933bd8bde75ed815fdbb AS builder
+FROM golang:1.26.2-bookworm@sha256:47ce5636e9936b2c5cbf708925578ef386b4f8872aec74a67bd13a627d242b19 AS builder
 LABEL stage=builder
 
 ARG GOFLAGS=""
@@ -19,7 +19,7 @@ COPY . .
 RUN go build ./binary_transparency/firmware/cmd/ftmapserver
 
 # Build release image
-FROM golang:1.26.1-bookworm@sha256:8e8aa801e8417ef0b5c42b504dd34db3db911bb73dba933bd8bde75ed815fdbb
+FROM golang:1.26.2-bookworm@sha256:47ce5636e9936b2c5cbf708925578ef386b4f8872aec74a67bd13a627d242b19
 
 COPY --from=builder /build/ftmapserver /bin/ftmapserver
 ENTRYPOINT ["/bin/ftmapserver"]
diff --git a/clone/cmd/ctclone/Dockerfile b/clone/cmd/ctclone/Dockerfile
index 9176a1c00..7cd37c882 100644
--- a/clone/cmd/ctclone/Dockerfile
+++ b/clone/cmd/ctclone/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26.1-alpine3.22@sha256:07e91d24f6330432729082bb580983181809e0a48f0f38ecde26868d4568c6ac AS builder
+FROM golang:1.26.2-alpine3.22@sha256:7ef941168f213aa115df2e61364d67682129e99dc8188b734139dea862cc7d31 AS builder
 
 ARG GOFLAGS=""
 ENV GOFLAGS=$GOFLAGS
@@ -18,7 +18,7 @@ COPY . .
 RUN go build ./clone/cmd/ctclone
 
 # Build release image
-FROM alpine:3.23.3@sha256:25109184c71bdad752c8312a8623239686a9a2071e8825f20acb8f2198c3f659
+FROM alpine:3.23.4@sha256:5b10f432ef3da1b8d4c7eb6c487f2f5a8f096bc91145e68878dd4a5019afde11
 
 COPY --from=builder /build/ctclone /bin/ctclone
 ENTRYPOINT ["/bin/ctclone"]
diff --git a/clone/cmd/ctverify/Dockerfile b/clone/cmd/ctverify/Dockerfile
index 230529b8f..4b086c398 100644
--- a/clone/cmd/ctverify/Dockerfile
+++ b/clone/cmd/ctverify/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26.1-alpine3.22@sha256:07e91d24f6330432729082bb580983181809e0a48f0f38ecde26868d4568c6ac AS builder
+FROM golang:1.26.2-alpine3.22@sha256:7ef941168f213aa115df2e61364d67682129e99dc8188b734139dea862cc7d31 AS builder
 
 ARG GOFLAGS=""
 ENV GOFLAGS=$GOFLAGS
@@ -18,7 +18,7 @@ COPY . .
 RUN go build ./clone/cmd/ctverify
 
 # Build release image
-FROM alpine:3.23.3@sha256:25109184c71bdad752c8312a8623239686a9a2071e8825f20acb8f2198c3f659
+FROM alpine:3.23.4@sha256:5b10f432ef3da1b8d4c7eb6c487f2f5a8f096bc91145e68878dd4a5019afde11
 
 COPY --from=builder /build/ctverify /bin/ctverify
 ENTRYPOINT ["/bin/ctverify"]
diff --git a/clone/cmd/sumdbclone/Dockerfile b/clone/cmd/sumdbclone/Dockerfile
index 96ab52528..07fa49179 100644
--- a/clone/cmd/sumdbclone/Dockerfile
+++ b/clone/cmd/sumdbclone/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26.1-alpine3.22@sha256:07e91d24f6330432729082bb580983181809e0a48f0f38ecde26868d4568c6ac AS builder
+FROM golang:1.26.2-alpine3.22@sha256:7ef941168f213aa115df2e61364d67682129e99dc8188b734139dea862cc7d31 AS builder
 
 ARG GOFLAGS=""
 ENV GOFLAGS=$GOFLAGS
@@ -18,7 +18,7 @@ COPY . .
 RUN go build ./clone/cmd/sumdbclone
 
 # Build release image
-FROM alpine:3.23.3@sha256:25109184c71bdad752c8312a8623239686a9a2071e8825f20acb8f2198c3f659
+FROM alpine:3.23.4@sha256:5b10f432ef3da1b8d4c7eb6c487f2f5a8f096bc91145e68878dd4a5019afde11
 
 COPY --from=builder /build/sumdbclone /bin/sumdbclone
 ENTRYPOINT ["/bin/sumdbclone"]
diff --git a/integration/Dockerfile b/integration/Dockerfile
index 926b618ed..790ff5f13 100644
--- a/integration/Dockerfile
+++ b/integration/Dockerfile
@@ -1,5 +1,5 @@
 # This Dockerfile builds a base image for the CloudBuild integration testing.
-FROM golang:1.26.1-bookworm@sha256:8e8aa801e8417ef0b5c42b504dd34db3db911bb73dba933bd8bde75ed815fdbb AS testbase
+FROM golang:1.26.2-bookworm@sha256:47ce5636e9936b2c5cbf708925578ef386b4f8872aec74a67bd13a627d242b19 AS testbase
 
 WORKDIR /testbase