Quick answers
- Is CVE-2026-121351 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-121351 being exploited in the wild.
- How severe is CVE-2026-121351?
- 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-2026-121351?
- 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-2026-121351 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-121351?
- 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
CVE-2026-121351 is a path traversal vulnerability (CWE-22) in Adobe Connect that allows unauthenticated remote attackers to read arbitrary files on the affected system. The vulnerability requires no user interaction and changes the security boundary. An attacker can bypass access controls through crafted pathname inputs to access files outside the intended restricted directory.
Affected products
- Adobe Connect 12.12 and earlier
Timeline
- 2026-11-10: disclosed