diff --git a/crates/stack/RUSTSEC-0000-0000.toml b/crates/stack/RUSTSEC-0000-0000.toml
new file mode 100644
index 0000000..3aca7ab
--- /dev/null
+++ b/crates/stack/RUSTSEC-0000-0000.toml
@@ -0,0 +1,14 @@
+[advisory]
+id = "RUSTSEC-0000-0000"
+package = "stack"
+date = "2020-09-24"
+title = "Missing check in ArrayVec leads to out-of-bounds write."
+url = "https://github.com/arcnmx/stack-rs/issues/4"
+description = """
+ArrayVec::insert allows insertion of an element into the array object into the
+specified index. Due to a missing check on the upperbound of this index, it is
+possible to write out of bounds.
+"""
+
+[versions]
+patched = []