diff --git a/README.md b/README.md
index 6e653aea..baf01d6d 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ A scratch-built and modern Maven plugin for seamless protoc integration, with su
   <version>${protobuf-maven-plugin.version}</version>
 
   <configuration>
-    <protocVersion>4.27.2</protocVersion>
+    <protocVersion>4.27.3</protocVersion>
 
     <binaryMavenPlugins>
       <binaryMavenPlugin>
diff --git a/protobuf-maven-plugin/src/it/embed-main-sources/pom.xml b/protobuf-maven-plugin/src/it/embed-main-sources/pom.xml
index 8e81d149..2c7519ff 100644
--- a/protobuf-maven-plugin/src/it/embed-main-sources/pom.xml
+++ b/protobuf-maven-plugin/src/it/embed-main-sources/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>embed-main-sources</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/pom.xml b/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/pom.xml
index fd7cef62..5b988646 100644
--- a/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/pom.xml
@@ -41,7 +41,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <proto-google-common-protos.version>2.37.0</proto-google-common-protos.version>
   </properties>
 
diff --git a/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/some-project/pom.xml b/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/some-project/pom.xml
index 783bdd3e..273a69e6 100644
--- a/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/some-project/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-132-duplicate-maven-dependencies/some-project/pom.xml
@@ -30,7 +30,7 @@
   <artifactId>some-project</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/gh-135-compile-dependencies/pom.xml b/protobuf-maven-plugin/src/it/gh-135-compile-dependencies/pom.xml
index f07fb403..e84124f5 100644
--- a/protobuf-maven-plugin/src/it/gh-135-compile-dependencies/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-135-compile-dependencies/pom.xml
@@ -37,7 +37,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/it/gh-164-direct-dependency-resolution-depth-for-source-dependencies/pom.xml b/protobuf-maven-plugin/src/it/gh-164-direct-dependency-resolution-depth-for-source-dependencies/pom.xml
index e9aa46f2..fa2c11db 100644
--- a/protobuf-maven-plugin/src/it/gh-164-direct-dependency-resolution-depth-for-source-dependencies/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-164-direct-dependency-resolution-depth-for-source-dependencies/pom.xml
@@ -42,7 +42,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/it/gh-164-transitive-dependency-resolution-depth-for-source-dependencies/pom.xml b/protobuf-maven-plugin/src/it/gh-164-transitive-dependency-resolution-depth-for-source-dependencies/pom.xml
index 26878a97..7fcbfd0e 100644
--- a/protobuf-maven-plugin/src/it/gh-164-transitive-dependency-resolution-depth-for-source-dependencies/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-164-transitive-dependency-resolution-depth-for-source-dependencies/pom.xml
@@ -42,7 +42,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/it/gh-250-excludes/pom.xml b/protobuf-maven-plugin/src/it/gh-250-excludes/pom.xml
index 3c44eb10..a2424cd4 100644
--- a/protobuf-maven-plugin/src/it/gh-250-excludes/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-250-excludes/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>gh-250-excludes</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/gh-250-includes/pom.xml b/protobuf-maven-plugin/src/it/gh-250-includes/pom.xml
index 3079a0aa..93361aa1 100644
--- a/protobuf-maven-plugin/src/it/gh-250-includes/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-250-includes/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>gh-250-includes</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/gh-267-resolve-test-jar-type/pom.xml b/protobuf-maven-plugin/src/it/gh-267-resolve-test-jar-type/pom.xml
index 9f7a54df..dbffc24f 100644
--- a/protobuf-maven-plugin/src/it/gh-267-resolve-test-jar-type/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-267-resolve-test-jar-type/pom.xml
@@ -38,7 +38,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/gh-267-resolve-tests-classifier/pom.xml b/protobuf-maven-plugin/src/it/gh-267-resolve-tests-classifier/pom.xml
index edf43c77..ddcbc804 100644
--- a/protobuf-maven-plugin/src/it/gh-267-resolve-tests-classifier/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-267-resolve-tests-classifier/pom.xml
@@ -38,7 +38,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/gh-277-plugin-ordering/pom.xml b/protobuf-maven-plugin/src/it/gh-277-plugin-ordering/pom.xml
index 76abd989..6ff8c54c 100644
--- a/protobuf-maven-plugin/src/it/gh-277-plugin-ordering/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-277-plugin-ordering/pom.xml
@@ -34,7 +34,7 @@
   <properties>
     <grpc.version>1.65.0</grpc.version>
     <javax-annotation-api.version>1.3.2</javax-annotation-api.version>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <reactor-core.version>3.6.7</reactor-core.version>
     <reactor-grpc.version>1.2.4</reactor-grpc.version>
   </properties>
diff --git a/protobuf-maven-plugin/src/it/gh-299-ehcache-jaxb-resolution-failure/pom.xml b/protobuf-maven-plugin/src/it/gh-299-ehcache-jaxb-resolution-failure/pom.xml
index fefa1b10..14f51881 100644
--- a/protobuf-maven-plugin/src/it/gh-299-ehcache-jaxb-resolution-failure/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-299-ehcache-jaxb-resolution-failure/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>gh-299-ehcache-jaxb-resolution-failure</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <ehcache.version>3.10.8</ehcache.version>
   </properties>
 
diff --git a/protobuf-maven-plugin/src/it/gh-302-runtime-scope-direct-resolution/pom.xml b/protobuf-maven-plugin/src/it/gh-302-runtime-scope-direct-resolution/pom.xml
index 32ba1c09..0c6dafe6 100644
--- a/protobuf-maven-plugin/src/it/gh-302-runtime-scope-direct-resolution/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-302-runtime-scope-direct-resolution/pom.xml
@@ -39,7 +39,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/it/gh-302-runtime-scope-transitive-resolution/pom.xml b/protobuf-maven-plugin/src/it/gh-302-runtime-scope-transitive-resolution/pom.xml
index 827d0ea3..be4932f4 100644
--- a/protobuf-maven-plugin/src/it/gh-302-runtime-scope-transitive-resolution/pom.xml
+++ b/protobuf-maven-plugin/src/it/gh-302-runtime-scope-transitive-resolution/pom.xml
@@ -40,7 +40,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/it/grpc-plugin/pom.xml b/protobuf-maven-plugin/src/it/grpc-plugin/pom.xml
index 28fee54a..ab58b9b2 100644
--- a/protobuf-maven-plugin/src/it/grpc-plugin/pom.xml
+++ b/protobuf-maven-plugin/src/it/grpc-plugin/pom.xml
@@ -34,7 +34,7 @@
   <properties>
     <grpc.version>1.65.0</grpc.version>
     <javax-annotation-api.version>1.3.2</javax-annotation-api.version>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/java-main-empty/pom.xml b/protobuf-maven-plugin/src/it/java-main-empty/pom.xml
index 36ebe646..74be97e6 100644
--- a/protobuf-maven-plugin/src/it/java-main-empty/pom.xml
+++ b/protobuf-maven-plugin/src/it/java-main-empty/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>java-main-empty</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <build>
diff --git a/protobuf-maven-plugin/src/it/java-main-lite/pom.xml b/protobuf-maven-plugin/src/it/java-main-lite/pom.xml
index 39dd7156..04fe79cc 100644
--- a/protobuf-maven-plugin/src/it/java-main-lite/pom.xml
+++ b/protobuf-maven-plugin/src/it/java-main-lite/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>java-main-lite</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/java-main/pom.xml b/protobuf-maven-plugin/src/it/java-main/pom.xml
index 3d638756..edb95a4b 100644
--- a/protobuf-maven-plugin/src/it/java-main/pom.xml
+++ b/protobuf-maven-plugin/src/it/java-main/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>java-main</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/java-paths/pom.xml b/protobuf-maven-plugin/src/it/java-paths/pom.xml
index 1c00c993..62408c36 100644
--- a/protobuf-maven-plugin/src/it/java-paths/pom.xml
+++ b/protobuf-maven-plugin/src/it/java-paths/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>java-paths</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/java-test-empty/pom.xml b/protobuf-maven-plugin/src/it/java-test-empty/pom.xml
index 8bf34003..c0ff237d 100644
--- a/protobuf-maven-plugin/src/it/java-test-empty/pom.xml
+++ b/protobuf-maven-plugin/src/it/java-test-empty/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>java-test-empty</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <build>
diff --git a/protobuf-maven-plugin/src/it/java-test-lite/pom.xml b/protobuf-maven-plugin/src/it/java-test-lite/pom.xml
index 580687ba..185f69ea 100644
--- a/protobuf-maven-plugin/src/it/java-test-lite/pom.xml
+++ b/protobuf-maven-plugin/src/it/java-test-lite/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>java-test-lite</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/java-test/pom.xml b/protobuf-maven-plugin/src/it/java-test/pom.xml
index 6bff62de..9194af09 100644
--- a/protobuf-maven-plugin/src/it/java-test/pom.xml
+++ b/protobuf-maven-plugin/src/it/java-test/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>java-test</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/kotlin-main/pom.xml b/protobuf-maven-plugin/src/it/kotlin-main/pom.xml
index 62538cba..73793621 100644
--- a/protobuf-maven-plugin/src/it/kotlin-main/pom.xml
+++ b/protobuf-maven-plugin/src/it/kotlin-main/pom.xml
@@ -33,7 +33,7 @@
 
   <properties>
     <kotlin.version>1.9.24</kotlin.version>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/it/kotlin-test/pom.xml b/protobuf-maven-plugin/src/it/kotlin-test/pom.xml
index c803e5b6..f312605f 100644
--- a/protobuf-maven-plugin/src/it/kotlin-test/pom.xml
+++ b/protobuf-maven-plugin/src/it/kotlin-test/pom.xml
@@ -33,7 +33,7 @@
 
   <properties>
     <kotlin.version>1.9.24</kotlin.version>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/it/path-protoc/pom.xml b/protobuf-maven-plugin/src/it/path-protoc/pom.xml
index 7c5ebb6a..0d2d73dd 100644
--- a/protobuf-maven-plugin/src/it/path-protoc/pom.xml
+++ b/protobuf-maven-plugin/src/it/path-protoc/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>path-protoc</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/reactor-grpc-binary-plugin/pom.xml b/protobuf-maven-plugin/src/it/reactor-grpc-binary-plugin/pom.xml
index 17afcd80..2659cb33 100644
--- a/protobuf-maven-plugin/src/it/reactor-grpc-binary-plugin/pom.xml
+++ b/protobuf-maven-plugin/src/it/reactor-grpc-binary-plugin/pom.xml
@@ -34,7 +34,7 @@
   <properties>
     <grpc.version>1.65.0</grpc.version>
     <javax-annotation-api.version>1.3.2</javax-annotation-api.version>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <reactor-core.version>3.6.7</reactor-core.version>
     <reactor-grpc.version>1.2.4</reactor-grpc.version>
   </properties>
diff --git a/protobuf-maven-plugin/src/it/reactor-grpc-jvm-plugin/pom.xml b/protobuf-maven-plugin/src/it/reactor-grpc-jvm-plugin/pom.xml
index 55d9ffb6..656d66c3 100644
--- a/protobuf-maven-plugin/src/it/reactor-grpc-jvm-plugin/pom.xml
+++ b/protobuf-maven-plugin/src/it/reactor-grpc-jvm-plugin/pom.xml
@@ -34,7 +34,7 @@
   <properties>
     <grpc.version>1.65.0</grpc.version>
     <javax-annotation-api.version>1.3.2</javax-annotation-api.version>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <reactor-core.version>3.6.7</reactor-core.version>
     <reactor-grpc.version>1.2.4</reactor-grpc.version>
   </properties>
diff --git a/protobuf-maven-plugin/src/it/scalapb-plugin/pom.xml b/protobuf-maven-plugin/src/it/scalapb-plugin/pom.xml
index 324bfed5..80e735fb 100644
--- a/protobuf-maven-plugin/src/it/scalapb-plugin/pom.xml
+++ b/protobuf-maven-plugin/src/it/scalapb-plugin/pom.xml
@@ -33,7 +33,7 @@
 
   <properties>
     <grpc.version>1.65.0</grpc.version>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <scala.version>3.4.2</scala.version>
     <scalapb.version>0.11.15</scalapb.version>
     <scala-maven-plugin.version>4.9.1</scala-maven-plugin.version>
diff --git a/protobuf-maven-plugin/src/it/skip/pom.xml b/protobuf-maven-plugin/src/it/skip/pom.xml
index 1fff37e2..258e0a9d 100644
--- a/protobuf-maven-plugin/src/it/skip/pom.xml
+++ b/protobuf-maven-plugin/src/it/skip/pom.xml
@@ -32,7 +32,7 @@
   <artifactId>skip</artifactId>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencies>
diff --git a/protobuf-maven-plugin/src/it/test-dependency-resolution/pom.xml b/protobuf-maven-plugin/src/it/test-dependency-resolution/pom.xml
index 0ab41afc..d29111db 100644
--- a/protobuf-maven-plugin/src/it/test-dependency-resolution/pom.xml
+++ b/protobuf-maven-plugin/src/it/test-dependency-resolution/pom.xml
@@ -40,7 +40,7 @@
   </modules>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
   </properties>
 
   <dependencyManagement>
diff --git a/protobuf-maven-plugin/src/site/markdown/usage.md b/protobuf-maven-plugin/src/site/markdown/usage.md
index 66adbb68..2e75794b 100644
--- a/protobuf-maven-plugin/src/site/markdown/usage.md
+++ b/protobuf-maven-plugin/src/site/markdown/usage.md
@@ -25,7 +25,7 @@ do is provide the version of `protoc` to use.
   <version>${protobuf-maven-plugin.version}</version>
 
   <configuration>
-    <protocVersion>4.27.2</protocVersion>
+    <protocVersion>4.27.3</protocVersion>
   </configuration>
 
   <executions>
@@ -70,7 +70,7 @@ like Dependabot to keep the compiler version up-to-date automatically.
   ...
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     <protobuf-maven-plugin.version>...</protobuf-maven-plugin.version>
   </properties>
 
diff --git a/protobuf-maven-plugin/src/site/markdown/user-guides/basic-usage.md b/protobuf-maven-plugin/src/site/markdown/user-guides/basic-usage.md
index 4187217b..20b1657c 100644
--- a/protobuf-maven-plugin/src/site/markdown/user-guides/basic-usage.md
+++ b/protobuf-maven-plugin/src/site/markdown/user-guides/basic-usage.md
@@ -18,7 +18,7 @@ header of this page.
   <version>0.0.1-SNAPSHOT</version>
 
   <properties>
-    <protobuf.version>4.27.2</protobuf.version>
+    <protobuf.version>4.27.3</protobuf.version>
     
     <maven.compiler.release>22</maven.compiler.release>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/scripts/install-protoc-to-github-runner.sh b/scripts/install-protoc-to-github-runner.sh
index 44b59ede..ad8fa8c3 100755
--- a/scripts/install-protoc-to-github-runner.sh
+++ b/scripts/install-protoc-to-github-runner.sh
@@ -10,7 +10,7 @@ set -o errexit
 set -o nounset
 [[ -n ${DEBUG+undef} ]] && set -o xtrace
 
-readonly version=4.27.2
+readonly version=4.27.3
 
 case "$(uname)" in
   Linux)