What is CVE-2026-75686?

CVE-2026-75686 is a critical-severity vulnerability in Adobe Connect, classified under Improper Input Validation. CVSS score: 9.3/10. Published 2026-09-22.

How severe is CVE-2026-75686?

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

Improper input validation in Adobe Connect

CVE-2026-75686

Adobe Connect is affected by an Improper Input Validation 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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2026-09-22 · last modified 2026-09-23.

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.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

helpx.adobe.com/security/products/connect/apsb26-150.html (vendor-advisory)

Frequently asked questions

What is CVE-2026-75686?: CVE-2026-75686 is a critical-severity vulnerability in Adobe Connect, classified under Improper Input Validation. CVSS score: 9.3/10. Published 2026-09-22.
How severe is CVE-2026-75686?: Critical severity. CVSS v3 base score is 9.3 out of 10.