CVE-2026-27303

critical · 9.6

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. 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.

9.6

CVSS

0.6%

EPSS (exploit prob.)

48th

EPSS percentile

2026-04-14

Published

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

Weaknesses

CWE-502

Affected products

Vendor	Product	Affected versions
adobe	connect	< 12.11
apple	macos	all versions
microsoft	windows	all versions
adobe	connect_desktop_application	<= 2025.3
adobe	connect_desktop_application	< 2025.9.15

Check a specific version with /api/v1/cve/match.

References

https://helpx.adobe.com/security/products/connect/apsb26-37.html

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-27303