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Vulnerability record · CVE-2021-40722 · published 13 January 2022

CVE-2021-40722: Adobe experience manager xml external entity (xxe) vulnerability

Adobe · Experience Manager

AEM Forms Cloud Service offering, as well as version 6.5.10.0 (and below) are affected by an XML External Entity (XXE) injection vulnerability that could be abused by an attacker to achieve RCE.

9.8 CVSS 3.1 Critical EPSS 3.3% · top 12.0% CWE-611 · XML external entity (XXE)
9.8CVSS 3.1 base score, v2 7.5
3.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

AEM Forms Cloud Service offering, as well as version 6.5.10.0 (and below) are affected by an XML External Entity (XXE) injection vulnerability that could be abused by an attacker to achieve RCE.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://helpx.adobe.com/security/products/experience-manager/apsb21-103.html Release NotesVendor Advisory
https://helpx.adobe.com/security/products/experience-manager/apsb21-103.html Release NotesVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.9CVE-2026-19232Adobe experience manager incorrect authorization vulnerabilityAdobe Experience Manager is affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the …EPSS 0.59%9.8CVE-2025-49533Adobe Experience Manager untrusted deserialization enables remote code executionAdobe Experience Manager (MS) versions 6.5.23.0 and earlier contain a deserialization of untrusted data flaw (CWE-502) that can lead to arbitrary cod…EPSS 53%analysed9.8CVE-2024-26029Adobe experience manager improper access control vulnerabilityAdobe Experience Manager versions 6.5.20 and earlier are affected by an Improper Access Control vulnerability that could result in a Security feature…EPSS 0.89%9.8CVE-2019-8088Adobe experience manager command injection vulnerabilityAdobe Experience Manager versions 6.5, 6.4, 6.3 and 6.2 have a command injection vulnerability. Successful exploitation could lead to arbitrary code …EPSS 5.8%9.8CVE-2019-7964Adobe experience manager vulnerabilityAdobe Experience Manager versions 6.5, and 6.4 have an authentication bypass vulnerability. Successful exploitation could lead to remote code executi…EPSS 10%9.8CVE-2017-3108Adobe experience manager unrestricted file upload vulnerabilityAdobe Experience Manager 6.2 and earlier has a malicious file execution vulnerability.EPSS 8.6%9.6CVE-2026-48359Adobe experience manager xml external entity (xxe) vulnerabilityAdobe Experience Manager is affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could result in arbitrary…EPSS 1.0%9.6CVE-2026-48259Adobe experience manager server-side request forgery (ssrf) vulnerabilityAdobe Experience Manager is affected by a Server-Side Request Forgery (SSRF) vulnerability that could result in arbitrary code execution in the conte…EPSS 0.90%

Source: NIST National Vulnerability Database (record CVE-2021-40722), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.