diff --git a/NEWS b/NEWS
index 2eb0a9c807f..e65b61fe692 100644
--- a/NEWS
+++ b/NEWS
@@ -20,6 +20,9 @@ PHP                                                                        NEWS
   . Fixed bug GH-18597 (Heap-buffer-overflow in zend_alloc.c when assigning
     string with UTF-8 bytes). (nielsdos)
 
+- Soap:
+  . Fix memory leaks in php_http.c when call_user_function() fails. (nielsdos)
+
 06 Jun 2025, PHP 8.4.8
 
 - Core:
diff --git a/ext/soap/php_http.c b/ext/soap/php_http.c
index a55780615f4..a1bd7dff0c8 100644
--- a/ext/soap/php_http.c
+++ b/ext/soap/php_http.c
@@ -411,6 +411,7 @@ int make_http_soap_request(zval        *this_ptr,
 			} else {
 				zval_ptr_dtor(&params[0]);
 				zval_ptr_dtor(&func);
+				zval_ptr_dtor(&retval);
 				if (request != buf) {
 					zend_string_release_ex(request, 0);
 				}
@@ -1329,6 +1330,7 @@ try_again:
 		} else {
 			zval_ptr_dtor(&params[0]);
 			zval_ptr_dtor(&func);
+			zval_ptr_dtor(&retval);
 			efree(content_encoding);
 			zend_string_release_ex(http_headers, 0);
 			zend_string_release_ex(http_body, 0);