All vulnerabilities

Servers and applications

CVE-2021-21348

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to occupy a thread that consumes maximum CPU time and will never return. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types. If you rely on…

Severity
High 7.5
Published
23 Mar 2021
Last changed
7 Oct 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
MySQLServers and applications · cpe:a:oracle:mysql_server
  • Every version up to 8.0.27

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-21348
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-21348