What is CVE-2026-75689?

CVE-2026-75689 is a critical-severity vulnerability in Adobe Connect, classified under Cross-site Scripting. CVSS score: 9.3/10. Published 2026-09-22.

How severe is CVE-2026-75689?

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

XSS in Adobe Connect

CVE-2026-75689

Adobe Connect is affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim's browser when they browse to the page containing the vulnerable field, potentially gaining elevated access or control over the victim's account or session. Scope is changed.

Vulnerability class: XSS (Cross-Site Scripting)

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

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-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2026-75689?: CVE-2026-75689 is a critical-severity vulnerability in Adobe Connect, classified under Cross-site Scripting. CVSS score: 9.3/10. Published 2026-09-22.
How severe is CVE-2026-75689?: Critical severity. CVSS v3 base score is 9.3 out of 10.