H2
Product
h2
2
CVEs
0
On KEV
6.9
Max CVSS
0
New 30D
Severity mix
Critical 0High 0Medium 2Low 0
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Add h2 to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2025-57804 | 6.9 | Aug 25 | h2 allows HTTP Request Smuggling due to illegal characters in headers Affected: < 4.3.0 |
| CVE-2026-71554 | 5.3 | Aug 6 | h2: Duplicate Host header could facilitate request smuggling Affected: < 4.4.1 |
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