CVE-2026-102147

A stored cross-site scripting (XSS) weakness in Kiteworks Core could allow an unauthenticated attacker to store crafted content that later executes arbitrary JavaScript in the authenticated session of an administrator who views the affected page. This could have permitted the attacker to gain full administrative control, including the creation of a new administrative account.

CVSS 3.1

9.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

EPSS

0.5% chance of exploitation in the next 30 days; higher than 39% of CVEs (scores of 2026-10-25)

CWE

CWE-79

Published

2026-09-30

Modified

2026-10-07

Record from

the NVD, synced 2026-10-19

Affected

• accellion:kiteworks

References

• https://github.com/kiteworks/security-advisories/security/advisories/GHSA-xgh2-fgj6-w93r
• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json

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