CVE-2026-34617: Adobe Connect

High severity, CVSS 8.7. EPSS: 0.7% chance of exploitation in the next 30 days.

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Cross-Site Scripting (XSS) vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session. 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

• Adobe Connect: before 12.11 (fixed in 12.11)
• Adobe Connect Desktop Application: up to and including 2025.3; before 2025.9.15 (fixed in 2025.9.15)

Published 2026-04-14. Last modified 2026-08-28.