High severity8.8NVD Advisory· Published Apr 7, 2021· Updated Jun 17, 2026
CVE-2021-26758
CVE-2021-26758
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3=1.7.8+ 1 more
- (no CPE)range: =1.7.8
- cpe:2.3:a:litespeedtech:openlitespeed:1.7.8:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
3- docs.unsafe-inline.com/0day/openlitespeed-web-server-1.7.8-command-injection-to-privilege-escalation-cve-2021-26758nvdExploitThird Party Advisory
- github.com/litespeedtech/openlitespeed/issues/217nvdExploitThird Party Advisory
- www.exploit-db.com/exploits/49556nvdExploitThird Party AdvisoryVDB Entry
News mentions
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