CVE-2026-77779: ManageEngine Key Manager Plus improper access control in certificate export

CVE-2026-77779 · Severity: high · CVSS 7.7 · Published 2026-11-04

ManageEngine Key Manager Plus is a cryptographic key and certificate management system used to secure and control digital assets across enterprises. A vulnerability in versions before 7151 allowed authenticated users with limited privileges to export cryptographic keys and certificates belonging to other users, enabling account impersonation and fraudulent digital signatures.

Technologies: ManageEngine Key Manager Plus. Vendors: ManageEngine.

Quick answers

Is CVE-2026-77779 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-77779 being exploited in the wild.
How severe is CVE-2026-77779?
High severity, with a CVSS score of 7.7, published 4 November 2026.
Which products and versions are affected?
ManageEngine Key Manager Plus before 7151.
Is there a fix for CVE-2026-77779?
Yes: fixed in 7151. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-77779 attacked?
It is attacked over the network.
Am I affected by CVE-2026-77779?
Check whether you run ManageEngine Key Manager Plus 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: 7151

Technical details

An improper access control vulnerability in ManageEngine Key Manager Plus allows authenticated low-privilege users to export private keys and certificates outside their authorization scope by bypassing certificate request validation. The vulnerability exists in agent-initiated certificate request handling, where insufficient authorization checks permitted cross-user key access. The fix enforces stringent authorization checks to ensure agents can only operate within the scope of their registering user.

Affected products

  • ManageEngine Key Manager Plus before 7151

Timeline

  • 2026-11-04: disclosed
  • 2026-08-21: patched

References

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