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CVE-2026-124996
Published:November 09, 2026
Updated:November 10, 2026
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.
Affected Packages
https://github.com/turboderp-org/exllamav3.git (GITHUB):
Affected version(s) >=v1.4.0 <v1.6.4
Fix Suggestion:
Update to version v1.6.4
exllamav3 (PYTHON):
Affected version(s) >=1.4.0 <1.6.4
Fix Suggestion:
Update to version 1.6.4
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
NOT DEFINED
CVSS v3
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Exploit Maturity
NOT DEFINED
Weakness Type (CWE)
Improper Restriction of Operations within the Bounds of a Memory Buffer
Out-of-bounds Read