### Problem As of current master (49fce6673aa0386750ddd20e1c136c6288644834): ``` mdBook$ cargo audit ... Crate: tungstenite Version: 0.18.0 Title: Tungstenite allows remote attackers to cause a denial of service Date: 2023-09-25 ID: RUSTSEC-2023-0065 URL: https://rustsec.org/advisories/RUSTSEC-2023-0065 Severity: 7.5 (high) Solution: Upgrade to >=0.20.1 Dependency tree: tungstenite 0.18.0 └── tokio-tungstenite 0.18.0 └── warp 0.3.5 └── mdbook 0.4.35 error: 1 vulnerability found! ``` ### Steps 1. `git clone https://github.com/rust-lang/mdBook` 2. `cd mdBook` 3. `cargo install cargo-audit --locked` 4. `cargo audit` ### Possible Solution(s) Upgrade to >=0.20.1 ### Notes _No response_ ### Version ```text mdbook v0.4.35 ```