Quick answers
- Is CVE-2026-121889 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-121889 being exploited in the wild.
- How severe is CVE-2026-121889?
- Critical severity, with a CVSS score of 10, published 10 November 2026.
- Which products and versions are affected?
- Adobe Connect 12.12 and earlier.
- Is there a fix for CVE-2026-121889?
- Yes: fixed in Connect 12.12.a, 12.11.i, 12.10.f, 12.9.a, 12.8.a. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-121889 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-121889?
- Check whether you run Adobe Connect at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: Connect 12.12.a, 12.11.i, 12.10.f, 12.9.a, 12.8.a
Technical details
The vulnerability is a Server-Side Request Forgery (CWE-918) in Adobe Connect that permits privilege escalation. The attack requires only network access with no authentication, privileges, or user interaction needed (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C). An attacker can forge internal requests to bypass authorization controls and elevate their privileges to administrative level.
Affected products
- Adobe Connect 12.12 and earlier
Timeline
- 2026-11-10: disclosed