# CVE-2026-90531: Adobe Experience Manager XXE privilege escalation

Source: https://junglewise.ai/threats/cve-2026-90531-adobe-experience-manager-is-affected-by-an-improper-restriction  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-13. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-90531 · Severity: critical · CVSS 9.6 · Published 2026-10-13

Adobe Experience Manager, a content management platform used by organizations to manage digital assets and web content, is vulnerable to an XML injection attack that bypasses security controls. An attacker with low-level access could exploit this to gain administrative privileges and access sensitive internal resources without needing to trick users, potentially compromising the entire platform and data it manages.

Technologies: [Adobe Experience Manager](https://junglewise.ai/threats/technologies/adobe-experience-manager). Vendors: [Adobe](https://junglewise.ai/threats/vendors/adobe).

## Quick answers

**Is CVE-2026-90531 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-90531 being exploited in the wild.

**How severe is CVE-2026-90531?** Critical severity, with a CVSS score of 9.6, published 13 October 2026.

**Which products and versions are affected?** Adobe Experience Manager.

**Is there a fix for CVE-2026-90531?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-90531 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-90531?** Check whether you run Adobe Experience Manager. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An Improper Restriction of XML External Entity Reference (XXE) vulnerability in Adobe Experience Manager allows a low-privileged attacker to escalate privileges and access internal resources. The vulnerability requires attacker authentication but no user interaction, and results in scope change, indicating access to resources beyond the vulnerable component itself. A fix is expected but not yet accessible from the provided references.

## Affected products

- Adobe Experience Manager

## Timeline

- 2026-10-13: disclosed

## References

- [https://helpx.adobe.com/security/products/experience-manager/apsb26-152.html](https://helpx.adobe.com/security/products/experience-manager/apsb26-152.html)

## Related threats

- [Adobe Experience Manager incorrect authorization leading to code execution](https://junglewise.ai/threats/cve-2026-90532-adobe-experience-manager-is-affected-by-an-incorrect)
- [Adobe Experience Manager DOM-based XSS vulnerability](https://junglewise.ai/threats/cve-2026-83960-adobe-experience-manager-is-affected-by-a-dom-based-cross-site)
- [Adobe Experience Manager DOM-based cross-site scripting](https://junglewise.ai/threats/cve-2026-83958-adobe-experience-manager-is-affected-by-a-dom-based-cross-site)
- [Adobe Experience Manager reflected XSS vulnerability](https://junglewise.ai/threats/cve-2026-83662-adobe-experience-manager-is-affected-by-a-reflected-cross-site)
- [Adobe Experience Manager incorrect authorization](https://junglewise.ai/threats/cve-2026-75732-adobe-experience-manager-is-affected-by-an-incorrect)