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CVE-2026-21290— Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)

Quick assessment

Affected
Adobe Adobe Commerce
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Adobe Commerce是美国奥多比（Adobe）公司的一种面向商家和品牌的全球领先的数字商务解决方案。 Adobe Commerce 2.4.9-alpha3版本、2.4.8-p3版本、2.4.7-p8版本、2.4.6-p13版本、2.4.5-p15版本、2.4.4-p16版本及之前版本存在跨站脚本漏洞，该漏洞源于存储型跨站脚本问题，可能导致会话接管。

CVSS 8.7 · High EPSS 0.45% · P37

Affected Version Matrix 6

VendorProduct Version RangeStatus
Adobe Adobe Commerce ≤ 2.4.9-alpha3, 2.4.8-p3, 2.4.7-p8, 2.4.6-p13, 2.4.5-p15, 2.4.4-p16 affected
2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 unaffected
Adobe Adobe Commerce B2B ≤ 1.5.3-alpha3, 1.5.2-p3, 1.4.2-p8, 1.3.5-p13, 1.3.4-p15, 1.3.3-p16 affected
1.5.3-beta1, 1.5.2-p4, 1.4.2-p9, 1.3.5-p14, 1.3.4-p16, 1.3.3-p17 unaffected
Adobe Magento Open Source ≤ 2.4.9-alpha3, 2.4.8-p3, 2.4.7-p8, 2.4.6-p13, 2.4.5-p15 affected
2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16 unaffected
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I. Basic Information for CVE-2026-21290

Vulnerability Information
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Vulnerability Title
Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
Source: CVE Program / CVE List V5
Vulnerability 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 low-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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Commerce 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Commerce是美国奥多比（Adobe）公司的一种面向商家和品牌的全球领先的数字商务解决方案。 Adobe Commerce 2.4.9-alpha3版本、2.4.8-p3版本、2.4.7-p8版本、2.4.6-p13版本、2.4.5-p15版本、2.4.4-p16版本及之前版本存在跨站脚本漏洞，该漏洞源于存储型跨站脚本问题，可能导致会话接管。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Adobe Adobe Commerce 0 ~ 2.4.9-alpha3, 2.4.8-p3, 2.4.7-p8, 2.4.6-p13, 2.4.5-p15, 2.4.4-p16 -
Adobe Adobe Commerce B2B 0 ~ 1.5.3-alpha3, 1.5.2-p3, 1.4.2-p8, 1.3.5-p13, 1.3.4-p15, 1.3.3-p16 -
Adobe Magento Open Source 0 ~ 2.4.9-alpha3, 2.4.8-p3, 2.4.7-p8, 2.4.6-p13, 2.4.5-p15 -

II. Public POCs for CVE-2026-21290

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III. Intelligence Information for CVE-2026-21290

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Vendor Advisories for CVE-2026-21290 (1)

Same Patch Batch · Adobe · 2026-03-11 · 52 CVEs total

CVE-2026-21284 8.1 HIGH Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-21361 8.1 HIGH Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-21311 8.0 HIGH Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-21309 7.5 HIGH Adobe Commerce | Incorrect Authorization (CWE-863)
CVE-2026-21289 7.5 HIGH Adobe Commerce | Incorrect Authorization (CWE-863)
CVE-2026-21360 6.8 MEDIUM Adobe Commerce | Improper Limitation of a Pathname to a Restricted Directory ('Path Traver
CVE-2026-21293 5.5 MEDIUM Adobe Commerce | Server-Side Request Forgery (SSRF) (CWE-918)
CVE-2026-21294 5.5 MEDIUM Adobe Commerce | Server-Side Request Forgery (SSRF) (CWE-918)
CVE-2026-27244 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27252 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27223 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27241 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-21292 5.4 MEDIUM Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27255 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27262 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27232 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27249 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27247 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (DOM-based XSS) (CWE-79)
CVE-2026-27242 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-27224 5.4 MEDIUM Adobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)

Showing top 20 of 52 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Adobe Commerce
Same vendor: Adobe
Same weakness: CWE-79

V. Comments for CVE-2026-21290

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