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8.1
Adobe Commerce: Malicious scripts can be injected into user forms
CVE-2026-21284
Summary
Adobe Commerce versions 2.4.9-alpha3 and earlier have a security flaw that allows a skilled attacker to add malicious code into certain form fields. If a user interacts with the form, the attacker's code can run in the user's browser, potentially leading to data theft or unauthorized access. Update to the latest version to fix this issue.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.4 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.5 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.6 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.7 | – |
| adobe | commerce | 2.4.8 | – |
| adobe | commerce | 2.4.8 | – |
| adobe | commerce | 2.4.8 | – |
| adobe | commerce | 2.4.8 | – |
| adobe | commerce | 2.4.8 | – |
| adobe | commerce | 2.4.8 | – |
| adobe | commerce | 2.4.9 | – |
| adobe | commerce | 2.4.9 | – |
| adobe | commerce | 2.4.9 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.3 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.4 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.3.5 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.4.2 | – |
| adobe | commerce_b2b | 1.5.2 | – |
| adobe | commerce_b2b | 1.5.2 | – |
| adobe | commerce_b2b | 1.5.2 | – |
| adobe | commerce_b2b | 1.5.2 | – |
| adobe | commerce_b2b | 1.5.3 | – |
| adobe | commerce_b2b | 1.5.3 | – |
| adobe | commerce_b2b | 1.5.3 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.5 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.6 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.7 | – |
| adobe | magento | 2.4.8 | – |
| adobe | magento | 2.4.8 | – |
| adobe | magento | 2.4.8 | – |
| adobe | magento | 2.4.8 | – |
| adobe | magento | 2.4.8 | – |
| adobe | magento | 2.4.8 | – |
| adobe | magento | 2.4.9 | – |
| adobe | commerce_b2b | <= 1.3.3 | – |
| adobe | commerce | <= 2.4.4 | – |
| adobe | magento | <= 2.4.5 | – |
Original title
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 hig...
Original description
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. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field. A successful attacker can abuse this to achieve session takeover, increasing the confidentiality, and integrity impact to high. Exploitation of this issue requires user interaction in that a victim must browse to the page containing the vulnerable field.
nvd CVSS3.1
8.1
Vulnerability type
CWE-79
Cross-site Scripting (XSS)
Published: 11 Mar 2026 · Updated: 14 Mar 2026 · First seen: 11 Mar 2026