CVE-2026-124996

CVSS 6.3 (medium) · published 2026-11-09

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-119, CWE-125

Source: NVD CVE-2026-124996

References

• https://github.com/turboderp-org/exllamav3/
• https://github.com/turboderp-org/exllamav3/commit/c9a57ae832a3035e264e0a412e1daf4ebb699b98
• https://github.com/turboderp-org/exllamav3/issues/526
• https://github.com/turboderp-org/exllamav3/releases/tag/v1.6.4
• https://vuldb.com/cve/CVE-2026-124996
• https://vuldb.com/submit/1040627
• https://vuldb.com/vuln/433166
• https://vuldb.com/vuln/433166/cti
• https://github.com/turboderp-org/exllamav3/issues/526

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