What is CVE-2026-24754?

CVE-2026-24754 is a medium-severity vulnerability in Accellion Kiteworks, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-06-01.

How severe is CVE-2026-24754?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Accellion Kiteworks

CVE-2026-24754

Kiteworks is a private data network (PDN). Prior to version 9.3.0, a stored XSS vulnerability in Kiteworks Secure Data Forms could allow an authenticated attacker to execute arbitrary JavaScript code in other users' sessions. Upgrade Kitew…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (9.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Accellion Kiteworks
Kiteworks Security-advisories — versions < 9.3.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2026-24754?: CVE-2026-24754 is a medium-severity vulnerability in Accellion Kiteworks, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-06-01.
How severe is CVE-2026-24754?: Medium severity. CVSS v3 base score is 5.4 out of 10.