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Servers and applications

CVE-2021-26758

Privilege Escalation in LiteSpeed Technologies OpenLiteSpeed web server version 1.7.8 allows attackers to gain root terminal access and execute commands on the host system.

Severity
High 8.8
Published
7 Apr 2021
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
OpenLiteSpeedServers and applications · cpe:a:litespeedtech:openlitespeed
  • Version 1.7.8

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-26758
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-26758