CVE-2026-102092

HIGH 8.7

Kiteworks Core stored XSS

CVSS Score

8.7

EPSS Score

0.0%

EPSS Percentile

0th

Kiteworks Core before version 9.5.0 is vulnerable to Stored Cross-site Scripting (XSS) that could allow an authenticated user to store crafted content that executes arbitrary JavaScript in another user's authenticated session when they preview shared content. This could potentially lead to session compromise and account takeover.

CWE	CWE-79
Vendor	kiteworks
Product	core
Published	Sep 30, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

Affected Versions

Kiteworks / Core

0 < 9.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/kiteworks/security-advisories/security/advisories/GHSA-mhw9-vrqq-m434 raw.githubusercontent.com: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json

Credits

wlayzz, https://yeswehack.com/hunters/wlayzz Icare, https://yeswehack.com/hunters/icare Supr4s, https://yeswehack.com/hunters/supr4s truff, https://yeswehack.com/hunters/truff