From c035d7384c4669235afbfa13d1b0ab4209ca6e8b Mon Sep 17 00:00:00 2001
From: "B. Caller" <73827525+b-c-ds@users.noreply.github.com>
Date: Tue, 16 Feb 2021 18:59:28 +0000
Subject: [PATCH] Fix NewDateRegex in StringExtensions #1556

Previously it had exponential worst-case complexity and was vulnerable to REDoS.
---
 src/RestSharp/Extensions/StringExtensions.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/RestSharp/Extensions/StringExtensions.cs b/src/RestSharp/Extensions/StringExtensions.cs
index de7c9b624..1e65650aa 100644
--- a/src/RestSharp/Extensions/StringExtensions.cs
+++ b/src/RestSharp/Extensions/StringExtensions.cs
@@ -25,7 +25,7 @@ namespace RestSharp.Extensions
     public static class StringExtensions
     {
         static readonly Regex DateRegex    = new Regex(@"\\?/Date\((-?\d+)(-|\+)?([0-9]{4})?\)\\?/");
-        static readonly Regex NewDateRegex = new Regex(@"newDate\((-?\d+)*\)");
+        static readonly Regex NewDateRegex = new Regex(@"newDate\((-?\d+)\)");
 
         static readonly Regex IsUpperCaseRegex = new Regex(@"^[A-Z]+$");