# quinn-proto (crates.io) vulnerabilities

4 known vulnerabilities (4 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 0.11.19 (Sep 30, 2026): no advisory affects it
- Newest unaffected release: 0.11.19 (Sep 30, 2026), the latest release
- Weekly downloads: 11.3M
- Dependents: 0
- Releases: 51 since 0.1.0 (Oct 2, 2018)
- Registry: https://crates.io/crates/quinn-proto
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-25800: 0.1.0 to 0.11.14 (0.11.15 is outside it)
- CVE-2026-31812: 0.1.0 to 0.11.13 (0.11.14 is outside it)
- CVE-2024-45311: 0.11.0 to 0.11.6 (0.11.7 is outside it)
- CVE-2023-42805: 0.1.0 to 0.9.4 (0.9.5 is outside it); 0.10.0 to 0.10.4 (0.10.5 is outside it)

## Advisories (4)

### [CVE-2026-25800](https://cve.now/CVE-2026-25800): quinn-proto has remote memory exhaustion from unbounded out-of-order stream reassembly

- Severity: High 7.5
- Published: Jul 23, 2026
- Affected: fixed in 0.11.15; from 0.1.0, fixed in 0.11.15.
- Fixed in 0.11.15 (released Jun 22, 2026, 31 days before disclosure).
- The latest release, 0.11.19, is not affected.
- 32% of quinn-proto downloads in the last 90 days were affected versions (48.5M).

### [CVE-2026-31812](https://cve.now/CVE-2026-31812): Quinn affected by unauthenticated remote DoS via panic in QUIC transport parameter parsing

- Severity: High 8.7
- Published: Mar 10, 2026
- Affected: fixed in 0.11.14; from 0.5.0, fixed in 0.11.14.
- Fixed in 0.11.14 (released Mar 9, 2026, 1 day before disclosure).
- The latest release, 0.11.19, is not affected.

### [CVE-2024-45311](https://cve.now/CVE-2024-45311): Denial of service in quinn-proto when using \`Endpoint::retry()\`

- Severity: High 7.5
- Published: Sep 2, 2024
- Affected: from 0.11.0, fixed in 0.11.7.
- Fixed in 0.11.7 (released Sep 2, 2024, the day of disclosure).
- The latest release, 0.11.19, is not affected.

### [CVE-2023-42805](https://cve.now/CVE-2023-42805): quinn-proto Denial of Service vulnerability

- Severity: High 7.5
- Published: Sep 21, 2023
- Affected: fixed in 0.9.5; fixed in 0.9.5; from 0.10.0-0, fixed in 0.10.5.
- Fixed in 0.9.5 (released Sep 20, 2023, 1 day before disclosure) and 0.10.5 (released Sep 20, 2023, 1 day before disclosure).
- The latest release, 0.11.19, is not affected.

---

Source: cve.now
Built by [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown), AI-native observability and security: automatic issue detection, plain-language log search and live dashboards.
Page: https://cve.now/packages/crates.io/quinn-proto
Site guide for agents: https://cve.now/llms.txt
Uses NVD data; not endorsed by NVD.