What’s Vulnerable › Vulnerabilities

CVE-2021-40711: Adobe Experience Manager Stored Cross-Site Scripting Could Lead to Arbitrary Code Execution

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-27 · updated 2026-06-17
• Weakness: CWE-79

Description

Adobe Experience Manager version 6.5.9.0 (and earlier) is affected by a stored XSS vulnerability when creating Content Fragments. An authenticated attacker can send a malformed POST request to achieve arbitrary code execution. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field.

Affected products

• Adobe Experience Manager: through 6.5.9.0

References

• https://helpx.adobe.com/security/products/experience-manager/apsb21-82.html
• https://helpx.adobe.com/security/products/experience-manager/apsb21-82.html

Get alerted when CVE-2021-40711 or the next vulnerability affects your stack