diff --git a/crates/mod3d-base/RUSTSEC-0000-0000.md b/crates/mod3d-base/RUSTSEC-0000-0000.md
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+```toml
+[advisory]
+id = "RUSTSEC-0000-0000"
+package = "mod3d-base"
+date = "2025-05-06"
+informational = "unsound"
+url = "https://github.com/atthecodeface/model3d"
+categories = ["memory-corruption"]
+
+[affected.functions]
+"mod3d_base::BufferData::as_ptr" = ["<= 0.1.0"]
+
+
+[versions]
+patched = []
+unaffected = []
+```
+
+# soundness issue and unmaintained
+`mod3d_base::BufferData::as_ptr` lack of sufficient checks to its public self field `byte_offset` and used unsafely to do the pointer calculation.
+`mod3d_base` is unmaintained.
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