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9.3

Adobe Connect can run malicious scripts in user sessions

CVE-2026-75684 · published 21 days ago
Summary

Adobe Connect and its Android mobile app allow specially crafted input to store harmful code. When a user views the affected page, the code runs in their browser, which could let an attacker take over the user’s session. Update the software to the latest version or apply the vendor’s patch to stop this from happening.

What to do
  • Update adobe connect to version 12.12 or later.
  • Update adobe connect_for_mobile to version 4.5 or later.
Affected software
VendorProductAffected versions
adobe adobe connect <= 12.11
adobe adobe connect android mobile app <= 4.4
adobe connect < 12.12
cpe:2.3:a:adobe:connect:*:*:*:*:*:-:*:*
adobe connect_for_mobile < 4.5
cpe:2.3:a:adobe:connect_for_mobile:*:*:*:*:*:android:*:*
Original advisory text
Adobe Connect | Cross-site Scripting (Stored XSS) (CWE-79)
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.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
9.3 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published22 Sep 2026
Updated12 Oct 2026
First seen22 Sep 2026
Sources
CVE-2026-75684 · NVD
CVE-2026-75684 · MITRE
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