CVE-2026-121887 - Vulnerability Details - OpenCVE

Adobe Connect is affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could result in arbitrary code execution in the context of the current user. A low-privileged attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.adobe.com/trust/security/products/connect/apsb26-191.html

History

Tue, 10 Nov 2026 21:45:00 +0000

Type	Values Removed	Values Added
Description		Adobe Connect is affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could result in arbitrary code execution in the context of the current user. A low-privileged attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
Title		Adobe Connect \| Improper Restriction of XML External Entity Reference ('XXE') (CWE-611)
Weaknesses		CWE-611
References		https://www.adobe.com/trust/security/products/connect/apsb26-191.html
Metrics		cvssV3_1 `{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: adobe

Published: 2026-11-10T21:30:53.052Z

Updated: 2026-11-10T21:30:53.052Z

Reserved: 2026-11-04T11:19:10.449Z

Link: CVE-2026-121887

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-11-10T22:18:26.060

Modified: 2026-11-10T22:18:26.060

Link: CVE-2026-121887

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-611

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