CVE-2026-21291 MEDIUM

CVE-2026-21291: Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)

Vendor Adobe
Product Adobe Commerce
Weakness CWE-79 · XSS
Published March 11, 2026
Last update March 11, 2026

CVSS base score

4.8/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

What the vulnerability does

01Description

Adobe Commerce versions 2.4.9-alpha3, 2.4.8-p3, 2.4.7-p8, 2.4.6-p13, 2.4.5-p15, 2.4.4-p16 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a high-privileged attacker to inject malicious scripts into vulnerable form fields. Exploitation of this issue requires user interaction in that a victim must browse to the page containing the vulnerable field.

Key dates

02Disclosure timeline

March 11, 2026 CVE published
March 11, 2026 Record updated