CVE-2026-34615: Adobe Connect | Deserialization of Untrusted Data (CWE-502)

Published Apr 14, 2026
·
Updated

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

Affected Software

6 affected components
Adobe Adobe Connect=2025.3, <=12.10
All of the following
Adobe Connect<12.11
Any of the following
Apple macOS
Microsoft Windows
Adobe Connect Desktop Application Macos<=2025.3
Adobe Connect Desktop Application Windows<2025.9.15

Event History

Apr 14, 2026
CVE Published
via MITRE·05:33 PM
Data Sourced
via MITRE·05:33 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:17 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-34615?

CVE-2026-34615 is considered a critical vulnerability due to its potential for arbitrary code execution.

2

How do I fix CVE-2026-34615?

To fix CVE-2026-34615, update Adobe Connect to the latest version that addresses this vulnerability.

3

Which versions of Adobe Connect are affected by CVE-2026-34615?

Adobe Connect versions 2025.3 and 12.10 and earlier are affected by CVE-2026-34615.

4

What is the impact of CVE-2026-34615 on user security?

CVE-2026-34615 could allow an attacker to execute arbitrary code in the context of the current user, posing a significant security risk.

5

Do I need to take immediate action for CVE-2026-34615?

Yes, it is recommended to take immediate action by updating Adobe Connect to mitigate the risks associated with CVE-2026-34615.

Contact

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