diff --git a/crates/protobuf/RUSTSEC-0000-0000.md b/crates/protobuf/RUSTSEC-0000-0000.md
new file mode 100644
index 000000000..2f5711962
--- /dev/null
+++ b/crates/protobuf/RUSTSEC-0000-0000.md
@@ -0,0 +1,22 @@
+```toml
+[advisory]
+id = "RUSTSEC-0000-0000"
+package = "protobuf"
+date = "2024-12-12"
+url = "https://github.com/stepancheg/rust-protobuf/issues/749"
+categories = ["denial-of-service"]
+keywords = ["panic"]
+informational = "unmaintained"
+
+[versions]
+patched = []
+
+[affected]
+functions = { "protobuf::coded_input_stream::CodedInputStream::skip_group" = ["<= 3.4.0"] }
+```
+
+# Crash due to uncontrolled recursion in protobuf crate
+
+Affected version of this crate did not properly parse unknown fields when parsing a user-supplied input.
+
+This allows an attacker to cause a stack overflow when parsing the mssage on untrusted data.