diff --git a/.gitignore b/.gitignore
index 5991ecf..6bb2893 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-SOURCES/mstflint-4.13.3-2.tar.gz
+SOURCES/mstflint-4.14.0-1.tar.gz
diff --git a/.mstflint.metadata b/.mstflint.metadata
index 7236b73..7a04323 100644
--- a/.mstflint.metadata
+++ b/.mstflint.metadata
@@ -1 +1 @@
-d77fe8bf03a63ef51ff362c9f6367c2657e0b2c9 SOURCES/mstflint-4.13.3-2.tar.gz
+a40914d0212dba225576b83172ef9fec50db1150 SOURCES/mstflint-4.14.0-1.tar.gz
diff --git a/SOURCES/0001-Fix-a-format-security-compilation-defect.patch b/SOURCES/0001-Fix-a-format-security-compilation-defect.patch
new file mode 100644
index 0000000..2612b3c
--- /dev/null
+++ b/SOURCES/0001-Fix-a-format-security-compilation-defect.patch
@@ -0,0 +1,45 @@
+From 28dfbf252a31b4e8c1d0f5e038f6889b7eadfc16 Mon Sep 17 00:00:00 2001
+From: Honggang Li <honli@redhat.com>
+Date: Wed, 1 Apr 2020 10:52:12 +0800
+Subject: [PATCH] Fix a format security compilation defect
+
+subcommands.cpp:1852:42: error: format not a string literal and no format arguments [-Werror=format-security]
+1852 | false, "N/A").c_str());
+
+Signed-off-by: Honggang Li <honli@redhat.com>
+---
+ flint/subcommands.cpp | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/flint/subcommands.cpp b/flint/subcommands.cpp
+index 7230f9a59f94..0f6440be7b28 100755
+--- a/flint/subcommands.cpp
++++ b/flint/subcommands.cpp
+@@ -1847,7 +1847,7 @@ bool BurnSubCommand::checkFwVersion(bool CreateFromImgInfo, u_int16_t fw_ver0, u
+     char curr_ver[124], new_ver[124];
+     printf("\n");
+     printf("    Current FW version on flash:  ");
+-    snprintf(curr_ver, 124,
++    snprintf(curr_ver, 124, "%s",
+             current.get_fw_version(VERSION_FORMAT(_devInfo.fw_info.fw_ver[1]),
+                     false, "N/A").c_str());
+ 
+@@ -1856,13 +1856,13 @@ bool BurnSubCommand::checkFwVersion(bool CreateFromImgInfo, u_int16_t fw_ver0, u
+ 
+     printf("    New FW version:               ");
+     if (CreateFromImgInfo) {
+-        snprintf(new_ver, 124,
++        snprintf(new_ver, 124, "%s",
+                 new_version.get_fw_version(
+                         VERSION_FORMAT(_imgInfo.fw_info.fw_ver[1]), false,
+                         "N/A").c_str());
+     }
+     else {
+-        snprintf(new_ver, 124,
++        snprintf(new_ver, 124, "%s",
+                 new_version.get_fw_version(VERSION_FORMAT(fw_ver1), false,
+                         "N/A").c_str());
+     }
+-- 
+2.25.1
+
diff --git a/SPECS/mstflint.spec b/SPECS/mstflint.spec
index d4d171f..cbc0de7 100644
--- a/SPECS/mstflint.spec
+++ b/SPECS/mstflint.spec
@@ -2,15 +2,16 @@
 
 Name:		mstflint
 Summary:	Mellanox firmware burning tool
-Version:	4.13.3
-Release:	2%{?dist}
+Version:	4.14.0
+Release:	1%{?dist}
 License:	GPLv2+ or BSD
 Group:		Applications/System
-Source: 	https://github.com/Mellanox/mstflint/releases/download/v4.13.3-2/mstflint-4.13.3-2.tar.gz
+Source: 	https://github.com/Mellanox/mstflint/releases/download/v4.14.0-1/mstflint-4.14.0-1.tar.gz
 Patch2: 	0001-Fix-shebang-for-python-scripts.patch
 Patch3: 	extend-buffer.patch
 Patch4: 	add-default-link-flags-for-shared-libraries.patch
 Patch6: 	replace-mlxfwreset-with-mstfwreset-in-mstflint-message.patch
+Patch7: 	0001-Fix-a-format-security-compilation-defect.patch
 Url:		https://github.com/Mellanox/mstflint
 BuildRequires:	libstdc++-devel, zlib-devel, libibmad-devel, gcc-c++, gcc
 BuildRequires:  libcurl-devel, boost-devel, libxml2-devel, openssl-devel
@@ -31,6 +32,7 @@ for network adapters based on Mellanox Technologies chips.
 %patch3 -p1
 %patch4 -p1
 %patch6 -p1
+%patch7 -p1
 find . -type f -iname '*.[ch]' -exec chmod a-x '{}' ';'
 find . -type f -iname '*.cpp' -exec chmod a-x '{}' ';'
 
@@ -58,6 +60,10 @@ find %{buildroot} -type f -name '*.a' -delete
 %{_mandir}/man1/*
 
 %changelog
+* Thu Apr 16 2020 Honggang Li <honli@redhat.com> - 4.14.0-1
+- Rebase to latest upstream release v4.14.0-1
+- Resolves: bz1789386
+
 * Thu Jan 16 2020 Honggang Li <honli@redhat.com> - 4.13.3-2
 - Rebase to latest upstream release v4.13.3-2
 - Resolves: bz1788927