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Critical severity9.6NVD Advisory· Published May 12, 2026· Updated May 13, 2026

CVE-2026-34659

CVE-2026-34659

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.

Affected products

3
  • Adobe Inc./Connect Desktop Application2 versions
    cpe:2.3:a:adobe:connect_desktop_application:2025.9.15:*:*:*:*:windows:*:*+ 1 more
    • cpe:2.3:a:adobe:connect_desktop_application:2025.9.15:*:*:*:*:windows:*:*
    • cpe:2.3:a:adobe:connect_desktop_application:*:*:*:*:*:macos:*:*range: <=2025.8.157
  • Adobe Inc./Connectllm-fuzzy
    Range: <=2025.9.15

Patches

Vulnerability mechanics

References

1

News mentions

1