CVE-2026-83964 Adobe Connect | Improper Certificate Validation (CWE-295)
An attacker can disclose sensitive memory information in Adobe Connect without user interaction due to improper certificate validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-83964?
CVE-2026-83964 is a medium-severity vulnerability in Adobe Connect, published on 22 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Adobe Connect is affected by an Improper Certificate Validation vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue does not require user interaction.
Weakness: CWE-295
Which versions are affected by CVE-2026-83964?
It affects 2 products.
Products include Adobe Connect, Adobe Connect for Mobile.
How do I fix CVE-2026-83964?
No fix has been published for CVE-2026-83964 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-83964 being exploited?
There is no known exploitation of CVE-2026-83964 in the wild and no public exploit code.
Other vulnerabilities in Adobe Connect
- CVE-2017-11291 Server-side request forgery in Adobe Connect 9.6.2 and earlier versions
- CVE-2026-75682 Adobe Connect | Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') (CWE-89)
- CVE-2023-4661 SQLi in Saphira Connect
- CVE-2023-4662 RCE in Saphira Connect
- CVE-2021-40719 Adobe Connect Deserialization of Untrusted Data Remote Code Execution
Sources
Also known as GHSA-68hg-jw2h-m6hh.