diff --git a/NEWS b/NEWS
index b11f00ad7d1..b035fa99999 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,12 @@
 PHP                                                                        NEWS
 |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
-?? ??? ????, PHP 8.3.26
+?? ??? ????, PHP 8.3.27
+
+- Core:
+  . Fixed bug GH-19765 (object_properties_load() bypasses readonly property
+    checks). (timwolla)
+
+25 Sep 2025, PHP 8.3.26
 
 - Core:
   . Fixed bug GH-18850 (Repeated inclusion of file with __halt_compiler()
@@ -14,8 +20,6 @@ PHP                                                                        NEWS
   . Fixed bug GH-19681 (PHP_EXPAND_PATH broken with bash 5.3.0). (Remi)
   . Fixed bug GH-19720 (Assertion failure when error handler throws when
     accessing a deprecated constant). (nielsdos)
-  . Fixed bug GH-19765 (object_properties_load() bypasses readonly property
-    checks). (timwolla)
 
 - CLI:
   . Fixed bug GH-19461 (Improve error message on listening error with IPv6
diff --git a/Zend/zend.h b/Zend/zend.h
index 23df63cde2d..f0925298413 100644
--- a/Zend/zend.h
+++ b/Zend/zend.h
@@ -20,7 +20,7 @@
 #ifndef ZEND_H
 #define ZEND_H
 
-#define ZEND_VERSION "4.3.26-dev"
+#define ZEND_VERSION "4.3.27-dev"
 
 #define ZEND_ENGINE_3
 
diff --git a/configure.ac b/configure.ac
index 0c9bf96e64b..1e39e16644b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -17,7 +17,7 @@ dnl Basic autoconf initialization, generation of config.nice.
 dnl ----------------------------------------------------------------------------
 
 AC_PREREQ([2.68])
-AC_INIT([PHP],[8.3.26-dev],[https://github.com/php/php-src/issues],[php],[https://www.php.net])
+AC_INIT([PHP],[8.3.27-dev],[https://github.com/php/php-src/issues],[php],[https://www.php.net])
 AC_CONFIG_SRCDIR([main/php_version.h])
 AC_CONFIG_AUX_DIR([build])
 AC_PRESERVE_HELP_ORDER
diff --git a/main/php_version.h b/main/php_version.h
index 866ca3a80a0..bf1b95c6319 100644
--- a/main/php_version.h
+++ b/main/php_version.h
@@ -2,7 +2,7 @@
 /* edit configure.ac to change version number */
 #define PHP_MAJOR_VERSION 8
 #define PHP_MINOR_VERSION 3
-#define PHP_RELEASE_VERSION 26
+#define PHP_RELEASE_VERSION 27
 #define PHP_EXTRA_VERSION "-dev"
-#define PHP_VERSION "8.3.26-dev"
-#define PHP_VERSION_ID 80326
+#define PHP_VERSION "8.3.27-dev"
+#define PHP_VERSION_ID 80327