Improper Neutralization of Special Elements Used in a Template Engine in Bagisto - CVE-2026-21449
Published: April 25, 2026
Vulnerability identifier: #VU127912
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-21449
CWE-ID: CWE-1336
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Webkul Software Pvt. Ltd.
Affected software:
Bagisto
Bagisto
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary code.
The vulnerability exists due to server-side template injection in the first name and last name profile fields when processing profile updates. A remote user can submit crafted template expressions to execute arbitrary code.
How to mitigate CVE-2026-21449
Install security update from vendor's website.