Adobe Connect versions 2025.9.15, 2025.8.157 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 execute arbitrary code. 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.

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Fixes

Solution

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Workaround

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History

Wed, 13 May 2026 19:45:00 +0000

Type Values Removed Values Added
First Time appeared Adobe connect Desktop Application
CPEs cpe:2.3:a:adobe:connect_desktop_application:*:*:*:*:*:macos:*:*
cpe:2.3:a:adobe:connect_desktop_application:2025.9.15:*:*:*:*:windows:*:*
Vendors & Products Adobe connect Desktop Application

Wed, 13 May 2026 10:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 13 May 2026 00:30:00 +0000

Type Values Removed Values Added
First Time appeared Adobe
Adobe adobe Connect
Vendors & Products Adobe
Adobe adobe Connect

Tue, 12 May 2026 19:00:00 +0000

Type Values Removed Values Added
Description Adobe Connect versions 2025.9.15, 2025.8.157 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 execute arbitrary code. 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.
Title Adobe Connect | Deserialization of Untrusted Data (CWE-502)
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: adobe

Published:

Updated: 2026-05-13T09:57:22.185Z

Reserved: 2026-03-30T17:30:36.493Z

Link: CVE-2026-34659

cve-icon Vulnrichment

Updated: 2026-05-13T09:56:47.716Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-12T19:16:30.800

Modified: 2026-05-13T19:38:48.113

Link: CVE-2026-34659

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-13T16:30:36Z

Weaknesses