diff --git a/pkgs/development/python-modules/lib4vex/default.nix b/pkgs/development/python-modules/lib4vex/default.nix
new file mode 100644
index 000000000000..0eaa362bff7e
--- /dev/null
+++ b/pkgs/development/python-modules/lib4vex/default.nix
@@ -0,0 +1,46 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  csaf-tool,
+  lib4sbom,
+  packageurl-python,
+  pythonOlder,
+  setuptools,
+}:
+
+buildPythonPackage rec {
+  pname = "lib4vex";
+  version = "0.2.0";
+  pyproject = true;
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "anthonyharrison";
+    repo = "lib4vex";
+    tag = "v${version}";
+    hash = "sha256-mR9ZpJDC2O04js3Kd/8qlg4Ds/jy2CmpTywRVYqmnQw=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [
+    csaf-tool
+    lib4sbom
+    packageurl-python
+  ];
+
+  # has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [ "lib4vex" ];
+
+  meta = with lib; {
+    description = "Library to ingest and generate VEX documents";
+    homepage = "https://github.com/anthonyharrison/lib4vex";
+    changelog = "https://github.com/anthonyharrison/lib4vex/releases/tag/${src.tag}";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ teatwig ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index f4f1c9e53ab6..dfb5f4b148d4 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7646,6 +7646,8 @@ self: super: with self; {
 
   lib4sbom = callPackage ../development/python-modules/lib4sbom { };
 
+  lib4vex = callPackage ../development/python-modules/lib4vex { };
+
   libagent = callPackage ../development/python-modules/libagent { };
 
   libais = callPackage ../development/python-modules/libais { };