diff --git a/bazel/workspace0.bzl b/bazel/workspace0.bzl
index 6fdda381d3598..8d8d77a75b2f1 100644
--- a/bazel/workspace0.bzl
+++ b/bazel/workspace0.bzl
@@ -142,11 +142,11 @@ def gl_cpp_workspace0(name = None):
         http_archive,
         name = "com_google_protobuf",
         urls = [
-            "https://storage.googleapis.com/cloud-cpp-community-archive/com_google_protobuf/v27.1.tar.gz",
-            "https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz",
+            "https://storage.googleapis.com/cloud-cpp-community-archive/com_google_protobuf/v27.2.tar.gz",
+            "https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz",
         ],
-        sha256 = "6fbe2e6f703bcd3a246529c2cab586ca12a98c4e641f5f71d51fde09eb48e9e7",
-        strip_prefix = "protobuf-27.1",
+        sha256 = "e4ff2aeb767da6f4f52485c2e72468960ddfe5262483879ef6ad552e52757a77",
+        strip_prefix = "protobuf-27.2",
     )
 
     # Load BoringSSL. This could be automatically loaded by gRPC. But as of
diff --git a/ci/cloudbuild/dockerfiles/centos-7.Dockerfile b/ci/cloudbuild/dockerfiles/centos-7.Dockerfile
index 5466e0cd36ad8..d0a96c4207275 100644
--- a/ci/cloudbuild/dockerfiles/centos-7.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/centos-7.Dockerfile
@@ -76,7 +76,7 @@ RUN curl -fsSL https://github.com/abseil/abseil-cpp/archive/20240116.2.tar.gz |
     ldconfig && cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-centos-7.Dockerfile b/ci/cloudbuild/dockerfiles/demo-centos-7.Dockerfile
index ad8972187b814..46d99a95a9ef9 100644
--- a/ci/cloudbuild/dockerfiles/demo-centos-7.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-centos-7.Dockerfile
@@ -111,7 +111,7 @@ RUN curl -fsSL https://github.com/abseil/abseil-cpp/archive/20240116.2.tar.gz |
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile b/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile
index 68d0b2c21ce43..0c217bb929198 100644
--- a/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile
@@ -88,7 +88,7 @@ RUN apt-get update && \
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-debian-buster.Dockerfile b/ci/cloudbuild/dockerfiles/demo-debian-buster.Dockerfile
index 9f971ef2ed238..1e2d10137d8d9 100644
--- a/ci/cloudbuild/dockerfiles/demo-debian-buster.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-debian-buster.Dockerfile
@@ -99,7 +99,7 @@ RUN curl -fsSL https://github.com/nlohmann/json/archive/v3.11.3.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile b/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile
index 1699c5bcc16fc..90662e0799f8d 100644
--- a/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile
@@ -72,7 +72,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2024-06-01.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-rockylinux-8.Dockerfile b/ci/cloudbuild/dockerfiles/demo-rockylinux-8.Dockerfile
index 8b193c20fedfd..decb9b14bf666 100644
--- a/ci/cloudbuild/dockerfiles/demo-rockylinux-8.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-rockylinux-8.Dockerfile
@@ -85,7 +85,7 @@ RUN curl -fsSL https://github.com/abseil/abseil-cpp/archive/20240116.2.tar.gz |
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile b/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile
index ed39d502a298c..0e71b0fc62c31 100644
--- a/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile
@@ -87,7 +87,7 @@ RUN curl -fsSL https://github.com/abseil/abseil-cpp/archive/20240116.2.tar.gz |
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-ubuntu-focal.Dockerfile b/ci/cloudbuild/dockerfiles/demo-ubuntu-focal.Dockerfile
index c0cc4c1b476d3..1853537d5a49d 100644
--- a/ci/cloudbuild/dockerfiles/demo-ubuntu-focal.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-ubuntu-focal.Dockerfile
@@ -56,7 +56,7 @@ RUN curl -fsSL https://github.com/abseil/abseil-cpp/archive/20240116.2.tar.gz |
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile b/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile
index a4d84d264ae15..a41fe9f34bd0f 100644
--- a/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile
@@ -56,7 +56,7 @@ RUN curl -fsSL https://github.com/abseil/abseil-cpp/archive/20240116.2.tar.gz |
 
 # ```bash
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile b/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile
index 7b72662f723b3..87c1281df8b45 100644
--- a/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile
@@ -129,7 +129,7 @@ RUN curl -fsSL https://github.com/nlohmann/json/archive/v3.11.3.tar.gz | \
     ldconfig && cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/fedora-latest-cxx14.Dockerfile b/ci/cloudbuild/dockerfiles/fedora-latest-cxx14.Dockerfile
index 5a13a6a6b9631..9d0b62aa31b8f 100644
--- a/ci/cloudbuild/dockerfiles/fedora-latest-cxx14.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/fedora-latest-cxx14.Dockerfile
@@ -135,7 +135,7 @@ RUN curl -fsSL https://github.com/nlohmann/json/archive/v3.11.3.tar.gz | \
     cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_CXX_STANDARD=14 \
diff --git a/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile b/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile
index cafb6f7ed834c..40f638d59582c 100644
--- a/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile
@@ -137,7 +137,7 @@ RUN curl -fsSL https://github.com/nlohmann/json/archive/v3.11.3.tar.gz | \
     cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_CXX_STANDARD=20 \
diff --git a/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile b/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile
index a7ca50df5331c..cbb8e6c46b642 100644
--- a/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile
@@ -121,7 +121,7 @@ RUN curl -fsSL https://github.com/nlohmann/json/archive/v3.11.3.tar.gz | \
     cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/protobuf
-RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/doc/packaging.md b/doc/packaging.md
index 0b37d436e12d5..c5a7b6413e7ed 100644
--- a/doc/packaging.md
+++ b/doc/packaging.md
@@ -396,7 +396,7 @@ Google Cloud Platform proto files:
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
@@ -640,7 +640,7 @@ Google Cloud Platform proto files:
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
@@ -806,7 +806,7 @@ Google Cloud Platform proto files:
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
@@ -1132,7 +1132,7 @@ to build from source:
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
@@ -1315,7 +1315,7 @@ to build from source:
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
@@ -1485,7 +1485,7 @@ Google Cloud Platform proto files:
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
@@ -1702,7 +1702,7 @@ install Protobuf (and any downstream packages) from source.
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
@@ -1932,7 +1932,7 @@ Google Cloud Platform proto files:
 
 ```bash
 mkdir -p $HOME/Downloads/protobuf && cd $HOME/Downloads/protobuf
-curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.1.tar.gz | \
+curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v27.2.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \