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CVE-2026-116579 Autobahn Python: permessage-brotli inflates a whole frame before maxMessagePayloadSize is checked (incomplete fix of GHSA-hxp9-w8x3-p566)

🗓️ 26 Oct 2026 20:29:22Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Unauthenticated DoS in Autobahn Python via permessage-brotli memory exhaustion.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-116579
26 Oct 202621:28
–circl
cve
CVE
CVE-2026-116579
26 Oct 202620:29
–cve
euvd
EUVD
EUVD-2026-110320
26 Oct 202620:29
–euvd
nvd
NVD
CVE-2026-116579
26 Oct 202621:18
–nvd
ptsecurity
Positive Technologies
PT-2026-125385
26 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-116579
27 Oct 202605:17
–redhatcve
[
  {
    "vendor": "crossbario",
    "product": "autobahn-python",
    "versions": [
      {
        "version": ">= 26.7.1, < 26.10.1",
        "status": "affected"
      }
    ]
  }
]

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