CVE-2026-102126 Kiteworks Core - Stored XSS

Kiteworks Core contains a stored XSS caused by insufficient input sanitization allowing a delegated administrator to store crafted content that executes arbitrary JavaScript in a System Administrator's session, exploit requires delegated admin privileges.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.33% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Stored XSS
Impact
Privilege Escalation, Client Script Exec
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
Published
30 September 2026
Updated
15 October 2026
Weakness
CWE-79

Vendor fix

Update to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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