Rust advisories / unic-idna-punycode
UnmaintainedRUSTSEC-2025-0088 · unic-idna-punycode
RUSTSEC-2025-0088: `unic-idna-punycode` is unmaintained
Short answerNot a bug report: unic-idna-punycode is no longer maintained, so future security issues will not be fixed. Plan to move to a maintained alternative.
| Crate | unic-idna-punycode |
|---|---|
| Type | Unmaintained |
| Affected versions | Every version. |
| Fixed in | not applicable (the crate is unmaintained) |
| Severity | not scored |
| Published | 2025-10-18 |
| Last changed | 2025-10-21 |
| 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-2025-0088"toignorein.cargo/audit.tomlordeny.toml, with a comment saying why. - Find who pulls it in:
cargo tree -i unic-idna-punycode.
Details from the advisory
All Unicode crates that are part of https://github.com/open-i18n/rust-unic are unmaintained.
Recommended alternatives
References
- Package: crates.io/crates/unic-idna-punycode
- Advisory: rustsec.org/advisories/RUSTSEC-2025-0088.html
- Report: github.com/rustsec/advisory-db/issues/2414
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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