PT-2026-24564 · Adobe · Commerce

Michele Spagnuolo · CVE-2026-21311 · Published 2026-03-10 · Updated 2026-03-11

Positive Technologies (AI Summary)

CVSS v3.1

8.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Adobe Commerce versions 2.4.4-p16 and earlier Adobe Commerce versions 2.4.5-p15 Adobe Commerce versions 2.4.6-p13 Adobe Commerce versions 2.4.7-p8 Adobe Commerce versions 2.4.8-p3 Adobe Commerce versions 2.4.9-alpha3

Description The software is susceptible to a stored Cross-Site Scripting (XSS) issue. A high-privileged attacker could inject malicious scripts into vulnerable form fields. Execution of malicious JavaScript may occur in a victim’s browser when they access the page containing the vulnerable field. A successful attack could lead to session takeover, impacting confidentiality and integrity. Exploitation requires user interaction, specifically a victim browsing to the page with the vulnerable field.

Recommendations Adobe Commerce versions prior to 2.4.4-p16 should be updated.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2026-03014

CVE-2026-21311

Affected Products

Commerce

References · 8

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21311.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-21311 · Security Note
• https://bdu.fstec.ru/vul/2026-03014 · Security Note
• https://helpx.adobe.com/security/products/magento/apsb26-05.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-21311 · Vendor Advisory
• https://twitter.com/CVEnew/status/2031597269682893144 · Twitter Post
• https://t.me/CVEtracker/47079 · Telegram Post
• https://twitter.com/TheHackerWire/status/2031822662843138193 · Twitter Post