UnmaintainedRUSTSEC-2023-0084 · hpack
RUSTSEC-2023-0084: `hpack` is unmaintained
Short answerNot a bug report: hpack is no longer maintained, so future security issues will not be fixed. Plan to move to a maintained alternative.
| Crate | hpack |
|---|---|
| Type | Unmaintained |
| Affected versions | Every version. |
| Fixed in | not applicable (the crate is unmaintained) |
| Severity | not scored |
| Published | 2023-09-15 |
| Last changed | 2024-03-06 |
| Also known as | none |
What to do
- Look for a maintained fork or alternative crate.
- If you cannot move yet, acknowledge it in your audit config so CI stays green while you plan: add
"RUSTSEC-2023-0084"toignorein.cargo/audit.tomlordeny.toml, with a comment saying why. - Find who pulls it in:
cargo tree -i hpack.
Details from the advisory
The hpack crate is no longer maintained.
Consider using fluke-hpack or httlib-huffman.
References
- Package: crates.io/crates/hpack
- Advisory: rustsec.org/advisories/RUSTSEC-2023-0084.html
- Report: github.com/mlalic/hpack-rs/issues/8
From the RustSec Advisory Database (CC0-1.0) via the OSV export, downloaded Oct 24, 2026. Severity score computed from the published CVSS vector.
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