CVE-2026-75684 Adobe Connect | Cross-site Scripting (Stored XSS) (CWE-79)

Critical 9.3 Published 22 Sep 2026 Updated 26 Sep 2026

Attackers can inject malicious scripts into Adobe Connect form fields, allowing them to hijack victim sessions or gain elevated access.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-75684?

CVE-2026-75684 is a critical cross-site scripting vulnerability in Adobe Connect, published on 22 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-79

Which versions are affected by CVE-2026-75684?

It affects 2 products.

Products include Adobe Connect, Adobe Connect for Mobile.

How do I fix CVE-2026-75684?

No fix has been published for CVE-2026-75684 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-75684 being exploited?

There is no known exploitation of CVE-2026-75684 in the wild and no public exploit code.

All Adobe Connect vulnerabilities

Sources

Also known as GHSA-phhr-w55x-mr2c.