Kiteworks Secure Data Forms Vulnerable to Cross-site Scripting

published 2026-06-01 5 mo ago modified 2026-07-22 3 mo ago also EUVD-2026-33749

cvss: 8.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits: 0; none known

Kiteworks is a private data network (PDN). Prior to version 9.3.0, a reflected XSS vulnerability in Kiteworks Secure Data Forms could allow an external attacker to trick a user into executing arbitrary JavaScript code. Upgrade Kiteworks to version 9.3.0 or later to receive a patch.

Patch / fix

fixed in 1

accellion kiteworks 9.3.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 5 mo ago (2026-06-02)

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.2	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

Affected products

kiteworks Secure Data Forms

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /kiteworks/security-advisories/security/advisories/GHSA-xp8m-wmmp-f947
vendor-advisory

Sources

CVE List CVE-2026-24751
NVD CVE-2026-24751

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Summary