CVE-2021-40722
CRITICALCVSS 9.8/10EPSS 3.27%
Last modified
CVE-2021-40722 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 3.27% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Adobe | Experience Manager | <= 6.5.10.0 |
| Adobe | Experience Manager Cloud Service | All versions |
References
- https://helpx.adobe.com/security/products/experience-manager/apsb21-103.htmlRelease Notes, Vendor Advisory
- https://helpx.adobe.com/security/products/experience-manager/apsb21-103.htmlRelease Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-40722?
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.
How severe is CVE-2021-40722?
CVE-2021-40722 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.27% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40722?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-40715Adobe Premiere Pro version 15.4 (and earlier) is affected by…7.8
- CVE-2021-40716XMP Toolkit SDK versions 2021.07 (and earlier) are affected …5.5
- CVE-2021-40719Adobe Connect version 11.2.3 (and earlier) is affected by a …9.8
- CVE-2021-4072elgg is vulnerable to Improper Neutralization of Input Durin…5.4
- CVE-2021-40720Ops CLI version 2.0.4 (and earlier) is affected by a Deseria…9.8
- CVE-2021-40721Adobe Connect version 11.2.3 (and earlier) is affected by a …6.1
- CVE-2021-40723Acrobat Reader DC versions versions 2020.013.20074 (and earl…5.5
- CVE-2021-40724Acrobat Reader for Android versions 21.8.0 (and earlier) are…7.8
- CVE-2021-40725Acrobat Reader DC versions 2021.005.20060 (and earlier), 202…7.8
- CVE-2021-40726Acrobat Reader DC versions 2021.005.20060 (and earlier), 202…7.8
- CVE-2021-40727Access of Memory Location After End of Buffer (CWE-7887.8
- CVE-2021-40728Adobe Acrobat Reader DC version 21.007.20095 (and earlier), …7.8
Are you affected by CVE-2021-40722?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST