CVE-2026-123788: chenyme grok2api enforcement of behavioral workflow vulnerability

CVE-2026-123788 · Severity: medium · CVSS 4.3 · Published 2026-11-06

grok2api is an API gateway for Grok AI services that handles speech-to-text (STT) billing. A vulnerability in the voice WebSocket handler allows remote attackers to trigger enforcement of behavioral workflow, potentially disrupting intended transaction workflows or billing behavior. The flaw affects versions up to 3.1.6 and is resolved in version 3.1.7.

Technologies: Chenyme Grok2api. Vendors: Chenyme.

Quick answers

Is CVE-2026-123788 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-123788 being exploited in the wild.
How severe is CVE-2026-123788?
Medium severity, with a CVSS score of 4.3, published 6 November 2026.
Which products and versions are affected?
Chenyme Grok2api up to 3.1.6.
Is there a fix for CVE-2026-123788?
Yes: fixed in 3.1.7. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-123788 attacked?
It is attacked over the network.
Am I affected by CVE-2026-123788?
Check whether you run Chenyme Grok2api 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: 3.1.7

Technical details

The vulnerability exists in the STT Billing component's voice WebSocket handler (backend/internal/transport/http/inference/voice_ws_handler.go) and permits manipulation leading to enforcement of behavioral workflow. The attack is remotely initiable without apparent authentication requirements. A fix is available in version 3.1.7, identified by commit 7ad0f791f0a9eb5a0ddfe38ac4dfcef01e19a6d4.

Affected products

  • chenyme grok2api up to 3.1.6

Timeline

  • 2026-11-06: disclosed
  • 2026-11-06: patched

References

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