CVE-2026-123748: A security flaw has been discovered in chenyme grok2api up to 3.1.6

Routine

MEDIUM 4.3DOWNGRADE

CVE-2026-123748 is a medium-severity flaw (CVSS 4.3) affecting grok2api. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A security flaw has been discovered in chenyme grok2api up to 3.1.6. Affected by this vulnerability is the function proxyVoiceWebSocket of the file backend/internal/transport/http/inference/voice_ws_handler.go of the component WebSocket Proxy. The manipulation results in resource consumption. The attack may be launched remotely. Upgrading to version 3.1.7 addresses this issue. The patch is identified as 7ad0f791f0a9eb5a0ddfe38ac4dfcef01e19a6d4. I

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-400, CWE-404
Published	2026-11-06
Last modified	2026-11-06

Publisher (CNA): VulDB · Vendor: chenyme · Source: CVE Program record (NVD analysis pending)

Last updated 2026-11-06 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-11-06 17:15 UTCPublished CVE record published
2026-11-06 17:15 UTCUpdated Record last modified

chenyme grok2api DOWNGRADE

Affected: 3.1.0 · 3.1.1 · 3.1.2 · 3.1.3 · 3.1.4 · 3.1.5 · 3.1.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.1.0

1. Check installed version

apt-cache policy grok2api || rpm -q grok2api || grok2api --version

2. No fixed release: DOWNGRADE to a release before 3.1.0 (Debian / Ubuntu)

apt-cache madison grok2api sudo apt install grok2api=<VERSION_BEFORE_3.1.0> sudo apt-mark hold grok2api

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list grok2api sudo dnf downgrade grok2api-<VERSION_BEFORE_3.1.0> sudo dnf versionlock add grok2api

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-123748?

grok2api: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-123748 being exploited?

CVE-2026-123748 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-123748 affect?

CVE-2026-123748 affects grok2api. Severity is medium (CVSS 4.3). A security flaw has been discovered in chenyme grok2api up to 3.1.6. Affected by this vulnerability is the function proxyVoiceWebSocket of the file backend/internal/transport/http/inference/voice_ws_handler.go of the component WebSocket Pro

How urgent is CVE-2026-123748?

Priority 15/100. No elevated risk signals yet.

References

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