CVE-2026-109812: Moxa industrial computing missing authorization in secrets API

CVE-2026-109812 · Severity: high · Published 2026-10-16

Moxa industrial computing devices used in manufacturing and critical infrastructure contain a flaw in an internal API that fails to properly check user permissions. A low-privileged attacker with network access to the device could read sensitive information including cryptographic keys, compromising the security of encrypted communications and potentially enabling further attacks on the industrial system.

Vendors: Moxa.

Quick answers

Is CVE-2026-109812 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-109812 being exploited in the wild.
How severe is CVE-2026-109812?
High severity, published 16 October 2026.
Which products and versions are affected?
Moxa Industrial Computing Products unknown.
Is there a fix for CVE-2026-109812?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-109812 attacked?
It is attacked from the adjacent network, in a network appliance.
Am I affected by CVE-2026-109812?
Check whether you run Moxa Industrial Computing Products 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.

Technical details

Missing authorization vulnerability (CWE-862) in the `/api/v1/secrets/` endpoint allows a low-privileged authenticated attacker with adjacent network access to bypass access controls and retrieve sensitive data including cryptographic key material. The vulnerability requires existing authentication and adjacent network access but no user interaction. A successful exploit results in confidentiality breach of secret material.

Affected products

  • Moxa industrial computing products unknown

Identifiers

  • CVE-2026-109812
  • CVE-2026-109813

Timeline

  • 2026-10-16: disclosed

References

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