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HighMySQL

CVE-2020-13934

An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.

CVSS Base Score
7.5

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

Exploit Probability
99%EPSS PERCENTILE0100

More exploitable than 99% of all CVEs · Top 1%

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Details
Published
2020-07-14
Last modified
2026-08-25
Affected
MySQL
References
NVD Detail OSV.dev GitHub Advisories

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Data from the National Vulnerability Database (NVD), CISA KEV, and FIRST.org EPSS. This product uses the NVD API but is not endorsed or certified by the NVD. EPSS is a probability estimate, not a guarantee of exploitation.