CVE-2026-93903

criticalpriority · track · 0EPSS 0.003 · 17 %ileUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.26% (17th) EPSS
CVSS 9.4 · critical
Is it mine?
0 products
Check your exposure
Who says so?
— sources

EPSS · scored 2026-10-27

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

01

cvss

Technical severity, 0–10. One row per scoring source.

9.4
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.7–9.4

v4.09.4criticalCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · cve@mitre.org US
v4.07.7highCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)
02

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-174US
03

affected products

Products and version ranges known to be affected.

No affected products recorded.

04

sources

Which sources assert this record, and when.

NVDCVE.orgMITRE
published 2026-09-30modified 2026-09-30
05

references (2) nvd

External citations — patches, advisories, analysis.

scry

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