diff --git a/pkgs/development/libraries/libgcrypt/1.8.nix b/pkgs/development/libraries/libgcrypt/1.8.nix
index 1cbbafe40319..2f0f3b4fd019 100644
--- a/pkgs/development/libraries/libgcrypt/1.8.nix
+++ b/pkgs/development/libraries/libgcrypt/1.8.nix
@@ -69,7 +69,7 @@ stdenv.mkDerivation rec {
     license = licenses.lgpl2Plus;
     platforms = platforms.all;
     knownVulnerabilities = [
-      "CVE-2018-12437" # CVE is about LibTomCrypt
+      "CVE-2021-40528"
     ];
   };
 }