Cross-site scripting in ERPNext - #VU142402
Published: August 13, 2026
Vulnerability identifier: #VU142402
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: N/A
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary script in a victim's browser.
The vulnerability exists due to cross-site scripting in portal pages when rendering stored content from public portal form submissions. A remote attacker can submit crafted markup that is later viewed by staff to execute arbitrary script in a victim's browser.
User interaction is required because staff must review the submitted record.
Affected software
ERPNext
Remediation
Install security update from vendor's website.
ERPNext - addressed in versions 15.112.0, 16.23.0