What is CVE-2026-34615?

CVE-2026-34615 is a critical-severity vulnerability in Adobe Connect, classified under Deserialization of Untrusted Data. CVSS score: 9.3/10. Published 2026-04-14.

How severe is CVE-2026-34615?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Deserialization in Adobe Connect

CVE-2026-34615

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 vulnerabili…

Vulnerability class: Insecure Deserialization

EPSS: 0.045 (89.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N.

Affected products

Adobe Connect — versions 0
Adobe Connect
Adobe Connect_desktop_application
Apple Macos
Microsoft Windows

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

psirt@adobe.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-34615?: CVE-2026-34615 is a critical-severity vulnerability in Adobe Connect, classified under Deserialization of Untrusted Data. CVSS score: 9.3/10. Published 2026-04-14.
How severe is CVE-2026-34615?: Critical severity. CVSS v3 base score is 9.3 out of 10.