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CVE-2026-54340 h2o has HTTP/2 state amplification

🗓️ 16 Jul 2026 23:29:50Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

CVE-2026-54340 fixes h2o HTTP/2 state amplification from header decompression and stream stalling.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
CVE-2026-54340
16 Jul 202623:29
attackerkb
cve
CVE-2026-54340
16 Jul 202623:29
cve
euvd
EUVD-2026-45075
16 Jul 202623:29
euvd
nvd
CVE-2026-54340
17 Jul 202600:16
nvd
ptsecurity
PT-2026-60605
16 Jul 202600:00
ptsecurity
[
  {
    "vendor": "h2o",
    "product": "h2o",
    "versions": [
      {
        "version": "< 9265bdd",
        "status": "affected"
      }
    ]
  }
]

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