CVE-2026-42840

MEDIUM EPSS 15.4%

Published Jun 3, 20264w ago · Modified Jun 17, 20262w ago

5.1 CVSS 4.0

Medium

Published Jun 3, 2026 4w ago

Last Modified Jun 17, 2026 2w ago

Description

An authenticated user can persist arbitrary HTML/JavaScript in the email_id or mobile_no fields of a Customer record and trigger unescaped rendering in the Point of Sale (POS) interface for every operator who selects that customer. This issue affects ERPNext: 16.16.0.

CVSS Details

Base Score

5.1

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction P

Scope X

Threat Intelligence

EPSS Exploit Probability

15.4% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 2

fluidattacks.com https://fluidattacks.com/es/advisories/weeknd
github.com https://github.com/frappe/erpnext

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.