CVE Vulnerabilities

CVE-2026-56853

Published: Aug 13, 2026 | Modified: Aug 13, 2026

CVSS 3.x

N/A

Source:

NVD

CVSS 2.x

RedHat/V2

RedHat/V3

Ubuntu

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Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2026-56853
CWE	https://cwe.mitre.org/data/definitions/.html

When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface. ReadHeaderTimeout is unexpectedly not being applied when doing this.

References

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