CVE records
Every CVE as the CVE Program publishes it, refreshed every ten minutes, with NVD's analysis, CISA's known-exploited status and a healthcare tag. Subscribers get the CVEs that match their own systems on My program, by email as they are published. Where the data comes from: sources.
Updated under an hour ago ()
What this means for you
This week: 5,436 CVEs published, 358 critical, and 7 newly confirmed exploited. Add your stack to see whether any of them hit you.
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- Published in the last 7 days
- 5,436
- Show in the list
- Critical, last 7 days
- 358
- Show in the list
- Healthcare-tagged, last 7 days
- 4
- Show in the list
- Known exploited (CISA KEV)
- 1,747
- Show in the list
Showing CVEs that name the product nghttp2:nghttp2. Show all products
| CVE | Severity | Title | Published |
|---|---|---|---|
| CVE-2026-58055 | Medium 5.4 | nghttp2's nghttpx proxy through 1.69.0 forwards an HTTP/1.1 Upgrade request that also carries a Content-Length header and body onto reusable keep-alive backend connections, re-adding the Upgrade and… | Jun 28, 2026 |
| CVE-2026-27135 | High 7.5 | nghttp2 Denial of service: Assertion failure due to the missing state validation Assigned by GitHub_M | Mar 18, 2026 |
| CVE-2024-28182 | Medium 5.3 | Reading unbounded number of HTTP/2 CONTINUATION frames to cause excessive CPU usage Assigned by GitHub_M | Apr 4, 2024 |
| CVE-2023-44487 Known exploited | High 7.5 | The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. Assigned by mitre | Oct 10, 2023 |
| CVE-2023-35945 | High 7.5 | Envoy vulnerable to HTTP/2 memory leak in nghttp2 codec Assigned by GitHub_M | Jul 13, 2023 |
CVSS is the assigning CNA's score where it gives one, otherwise NVD's. The healthcare tag is a documented heuristic (a list of clinical and health IT vendors, and clinical terms in the description), not a classification. The CVE record is authoritative.