CVE-2026-34659 PUBLISHED

Adobe Connect | Deserialization of Untrusted Data (CWE-502)

Assigner: adobe
Reserved: 30.03.2026 Published: 12.05.2026 Updated: 13.05.2026

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.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS Score: 9.6

Product Status

Vendor Adobe
Product Adobe Connect
Versions Default: affected
  • affected from 0 to 2025.8.157 (incl.)

References

Problem Types

  • Deserialization of Untrusted Data (CWE-502) CWE