Cross-site scripting in MOVEit Transfer - CVE-2026-11903

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Main Vulnerability Database Vulnerabilities #VU137153

Cross-site scripting in MOVEit Transfer - CVE-2026-11903

Published: July 8, 2026


Vulnerability identifier: #VU137153
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-11903
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Progress Software Corporation
Affected software:
MOVEit Transfer

Detailed vulnerability description

The vulnerability allows a remote user to execute arbitrary JavaScript in the recipient's browser.

The vulnerability exists due to cross-site scripting in the Ad Hoc module when processing crafted messages. A remote user can send a crafted message to execute arbitrary JavaScript in the recipient's browser.


How to mitigate CVE-2026-11903

Install security update from vendor's website.

Sources