diff --git a/pkgs/applications/networking/syncthing012/default.nix b/pkgs/applications/networking/syncthing012/default.nix
index 4b5359555f4..cd6fcc28a50 100644
--- a/pkgs/applications/networking/syncthing012/default.nix
+++ b/pkgs/applications/networking/syncthing012/default.nix
@@ -24,4 +24,12 @@ buildGoPackage rec {
   preBuild = ''
     export buildFlagsArray+=("-tags" "noupgrade release")
   '';
+
+  meta = {
+    knownVulnerabilities = [ "CVE-2017-1000420" ];
+    homepage = https://www.syncthing.net/;
+    description = "Open Source Continuous File Synchronization";
+    license = stdenv.lib.licenses.mpl20;
+    platforms = with stdenv.lib.platforms; linux ++ freebsd ++ openbsd ++ netbsd;
+  };
 }
diff --git a/pkgs/applications/networking/syncthing013/default.nix b/pkgs/applications/networking/syncthing013/default.nix
index b6d318011aa..e1a0dc38c11 100644
--- a/pkgs/applications/networking/syncthing013/default.nix
+++ b/pkgs/applications/networking/syncthing013/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
+    knownVulnerabilities = [ "CVE-2017-1000420" ];
     homepage = https://www.syncthing.net/;
     description = "Open Source Continuous File Synchronization";
     license = stdenv.lib.licenses.mpl20;