CVE-2026-34659
Adobe Connect | Deserialization of Untrusted Data (CWE-502)
CVSS Score
9.6
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-502 |
| Vendor | adobe |
| Product | adobe connect |
| Ecosystems | |
| Industries | TechnologyMedia |
| Published | May 12, 2026 |
| Last Updated | May 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Adobe / Adobe Connect
0 ≤ 2025.8.157