# h2o quicly.

Every CVE that names h2o quicly among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [Quicly is vulnerable to connection state corruption](https://agentprime.io/advisories/CVE-2026-44436.md)
  `CVE-2026-44436` · CVE record: h2o quicly · CVSS 7.5 High · Not analysed yet · Published 16 Jul 2026 · Tags: Memory corruption
- [Quicly: Remote Denial of Service via assertion failure when CRYPTO stream handshake data exceeds 32KB](https://agentprime.io/advisories/CVE-2026-44435.md)
  `CVE-2026-44435` · CVE record: h2o quicly · CVSS 7.5 High · Not analysed yet · Published 16 Jul 2026 · Tags: Denial of service
- [Quicly is vulnerable to stateless reset injection](https://agentprime.io/advisories/CVE-2026-44434.md)
  `CVE-2026-44434` · CVE record: h2o quicly · CVSS 5.3 Medium · Not analysed yet · Published 16 Jul 2026 · Tags: CWE-345, CWE-665
- [Quicly is vulnerable to memory exhaustion](https://agentprime.io/advisories/CVE-2026-44433.md)
  `CVE-2026-44433` · CVE record: h2o quicly · CVSS 5.3 Medium · Not analysed yet · Published 16 Jul 2026 · Tags: Denial of service
- [Quicly has assertion failures](https://agentprime.io/advisories/CVE-2025-61684.md)
  `CVE-2025-61684` · CVE record: h2o quicly · CVSS 7.5 High · Not analysed yet · Published 19 Jan 2026 · Tags: CWE-20
- [Quicly assertion failures](https://agentprime.io/advisories/CVE-2024-45396.md)
  `CVE-2024-45396` · CVE record: h2o quicly · CVSS 7.5 High · Not analysed yet · Published 11 Oct 2024 · Tags: Denial of service

## Filters and formats

Filters are query parameters on this URL: `q` (words, as in a web search engine: `"a phrase"`, `OR`, `-word`; an id; a package or product name), `severity` (low, medium, high or critical), `critical=1`, `kev=1`, `ecosystem` (npm, pypi, packagist, go, maven, rubygems, crates, nuget, hex), `kind=package`, `assigner` (a CNA’s short name), `min_score` and `state`. Each record’s title links to its Markdown page.

- The same list as JSON: <https://api.agentprime.io/v1/advisories?technology=h2o-quicly>
- Every list: <https://agentprime.io/advisories.md>, critical: <https://agentprime.io/advisories/critical.md>; by weakness: <https://agentprime.io/advisories/tag/sql-injection.md> and the other tags in <https://agentprime.io/llms.txt>; by technology: `/advisories/technology/<slug>.md` (`fortinet-fortimail`)

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The web page: <https://agentprime.io/advisories/technology/h2o-quicly/>. Everything for agents: <https://agentprime.io/llms.txt>.