CVE-2026-124996 Turboderp-org ExLlamaV3 hash-MoE routing routing.cu routing_sel_norm_kernel out-of-bounds

Medium 5.3 Published 9 Nov 2026 Updated 9 Nov 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2026-124996?

CVE-2026-124996 is a medium-severity vulnerability in Turboderp-org ExLlamaV3, published on 9 Nov 2026.

Official description

A weakness has been identified in Turboderp-org ExLlamaV3 up to 1.6.3. The impacted element is the function routing_sel_norm_kernel of the file exllamav3/exllamav3_ext/routing.cu of the component hash-MoE routing. This manipulation of the argument gate.tid2eid causes out-of-bounds read. Remote exploitation of the attack is possible. Upgrading to version 1.6.4 is sufficient to resolve this issue. Patch name: c9a57ae832a3035e264e0a412e1daf4ebb699b98. Upgrading the affected component is recommended.

Weakness: CWE-125, CWE-119

Which versions are affected by CVE-2026-124996?

How do I fix CVE-2026-124996?

No fix has been published for CVE-2026-124996 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-124996 being exploited?

There is no known exploitation of CVE-2026-124996 in the wild and no public exploit code.

Sources

Also known as GHSA-9q97-96j3-hqrv.