Description

LiteSpeed Web Server (LSWS) before 6.3.7 build 1 mishandles internal redirect URL validation in a certain "corner case."

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Weakness Type (CWE)

CWE-174 CWE-174

References

Other References

https://docs.litespeedtech.com/lsws/changelog/#v6-3-7-build-1 https://www.litespeedtech.com/products/litespeed-web-server/release-log

Frequently Asked Questions

What is CVE-2026-93903? +

LiteSpeed Web Server (LSWS) before 6.3.7 build 1 mishandles internal redirect URL validation in a certain "corner case."

How do I check if I'm vulnerable to CVE-2026-93903? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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