# nghttp2.

Every CVE that names nghttp2 among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [nghttp2 nghttpx - HTTP Request/Response Smuggling via Upgrade Request with Content-Length](https://agentprime.io/advisories/CVE-2026-58055.md)
  `CVE-2026-58055` · CVE record: nghttp2 nghttp2 · CVSS 6.3 Medium · Not analysed yet · Published 28 Jun 2026 · Tags: HTTP request smuggling
- [nghttp2 Denial of service: Assertion failure due to the missing state validation](https://agentprime.io/advisories/CVE-2026-27135.md)
  `CVE-2026-27135` · CVE record: nghttp2 nghttp2 · CVSS 7.5 High · Not analysed yet · Published 18 Mar 2026 · Tags: Denial of service
- [Reading unbounded number of HTTP/2 CONTINUATION frames to cause excessive CPU usage](https://agentprime.io/advisories/CVE-2024-28182.md)
  `CVE-2024-28182` · CVE record: nghttp2 nghttp2 · CVSS 5.3 Medium · EPSS 0.82 · Not analysed yet · Published 4 Apr 2024 · Tags: Denial of service
- [Denial of service in nghttp2](https://agentprime.io/advisories/CVE-2020-11080.md)
  `CVE-2020-11080` · CVE record: nghttp2 nghttp2 · CVSS 3.7 Low · Not analysed yet · Published 3 Jun 2020 · Tags: CWE-707
- [nghttp2 before 1.7.1 allows remote attackers to cause a denial of service (memory exhaustion).](https://agentprime.io/advisories/CVE-2016-1544.md)
  `CVE-2016-1544` · CVE record: nghttp2 nghttp2 · No CVSS score · Not analysed yet · Published 6 Feb 2020

## 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=nghttp2>
- 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/nghttp2/>. Everything for agents: <https://agentprime.io/llms.txt>.