CVE-2026-24751 Kiteworks Secure Data Forms Vulnerable to Cross-site Scripting
An external attacker can trick users into executing arbitrary JavaScript via reflected XSS in Kiteworks Secure Data Forms, potentially leading to account takeover.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-24751?
CVE-2026-24751 is a high-severity cross-site scripting vulnerability in Accellion Kiteworks, published on 1 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
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.
Weakness: CWE-79
Which versions are affected by CVE-2026-24751?
It affects 1 product.
Products include Accellion Kiteworks.
How do I fix CVE-2026-24751?
No fix has been published for CVE-2026-24751 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-24751 being exploited?
There is no known exploitation of CVE-2026-24751 in the wild and no public exploit code.
Other vulnerabilities in Accellion Kiteworks
- CVE-2026-102115 Kiteworks Core Authentication Bypass in the Password Reset Workflow
- CVE-2026-102149 Kiteworks Email Protection Gateway Improper Access Control
- CVE-2026-102147 Kiteworks Core Administrative Account Takeover through Stored Cross-site Scripting (XSS)
- CVE-2026-102095 Kiteworks Email Protection Gateway server-side request forgery
- CVE-2026-102102 Kiteworks Email Protection Gateway server-side request forgery