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CVE-2026-49855

Tornado

Description

Tornado is a Python web framework and asynchronous networking library. Prior to 6.5.6, Tornado gzip decompression routines processed limited-size chunks but did not enforce an overall limit on accumulated decompressed chunks, allowing a malicious server accessed by SimpleAsyncHTTPClient or an HTTPServer configured with decompress_request=True to consume effectively unlimited memory. This issue is fixed in version 6.5.6.

CVSS 7.5EPSS 0.5720000000000001%Risque 0.79
Voir la source
Publication
2026-07-14 21:17:02
Versions concernées
<6.5.6
Type
Application web
Vecteur
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H