CVE-2026-93903

UNKNOWN 0.0

CVSS Score

0.0

EPSS Score

0.3%

EPSS Percentile

21th

LiteSpeed Web Server (LSWS) before 6.3.7 build 1 mishandles internal redirect URL validation in a certain "corner case" of %252e%252e double decoding, letting a low-privileged tenant execute code in the context of a different account.

CWE	CWE-174
Vendor	litespeedtech
Product	litespeed web server
Published	Sep 30, 2026
Last Updated	Nov 5, 2026

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Affected Versions

litespeedtech / LiteSpeed Web Server

0 < 6.3.7 build 1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

lnkd.in: https://lnkd.in/p/d2HZDcUC litespeedtech.com: https://www.litespeedtech.com/products/litespeed-web-server/release-log docs.litespeedtech.com: https://docs.litespeedtech.com/lsws/changelog/#v6-3-7-build-1 github.com: https://github.com/Tautvydas-Aleliunas/CVE-2026-93903