Feed/CVE-2020-13935
CVE-2020-13935HIGHCVSS 7.5

CVE-2020-13935

Published Jul 14, 2020·Updated Oct 8, 2026

NVD Description

The payload length in a WebSocket frame was not correctly validated in Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M1 to 9.0.36, 8.5.0 to 8.5.56 and 7.0.27 to 7.0.104. Invalid payload lengths could trigger an infinite loop. Multiple requests with invalid payload lengths could lead to a denial of service.

Public Exploits & PoCs1 found

Community Discussion

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

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