Is CVE-2026-12212 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-12212 being exploited in the wild.

How severe is CVE-2026-12212?

Medium severity, with a CVSS score of 4.3, published 15 June 2026.

Which products and versions are affected?

Hcengineering Huly Platform up to 0.7.0.

Is there a fix for CVE-2026-12212?

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-2026-12212 attacked?

It is attacked over the network, in a network appliance.

Am I affected by CVE-2026-12212?

Check whether you run Hcengineering Huly Platform 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.

CVE-2026-12212: hcengineering Huly Platform improper access control in getMailboxSecret

CVE-2026-12212 · Severity: medium · CVSS 4.3 · Published 2026-06-15

A security flaw has been identified in the Huly Platform, an open-source process management and collaboration tool. An unauthorized user could potentially access sensitive mailbox secrets due to improper access controls within the system's internal communication interface. This could lead to the exposure of private communication credentials or other sensitive account data.

Technologies: Hcengineering Huly Platform. Vendors: Hcengineering.

Quick answers

Is CVE-2026-12212 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-12212 being exploited in the wild.
How severe is CVE-2026-12212?: Medium severity, with a CVSS score of 4.3, published 15 June 2026.
Which products and versions are affected?: Hcengineering Huly Platform up to 0.7.0.
Is there a fix for CVE-2026-12212?: 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-2026-12212 attacked?: It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-12212?: Check whether you run Hcengineering Huly Platform 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

An improper access control vulnerability (CWE-284/CWE-266) exists in the hcengineering Huly Platform up to version 0.7.0. The flaw is located in the 'getMailboxSecret' function within 'server/account/src/operations.ts', which is part of the RPC Interface component. A remote attacker with low-level privileges can exploit this vulnerability to bypass intended access restrictions and retrieve mailbox secrets. The attack vector is network-based and does not require user interaction, though it does require basic authentication (PR:L). Public exploit code is reportedly available, and as of the advisory date, no official patch has been confirmed by the vendor.

Affected products

hcengineering Huly Platform up to 0.7.0

Timeline

2026-06-15: disclosed: Public disclosure of the vulnerability and exploit.
2026-06-15: advisory

References

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