4.8 Medium

A flaw has been found in turboderp-org ExLlamaV2 up to 0.3.2.

CVE-2026-116502

A flaw has been found in turboderp-org ExLlamaV2 up to 0.3.2. The impacted element is the function QMatrix::makesequential of the file exllamav2/exllamav2ext/cuda/qmatrix.cu of the component GPTQ Index Handler. Executing a manipulation of the argument gidx can lead to out-of-bounds write. The attack needs to be launched locally. The project was informed of the problem early through an issue report but has not responded yet.

Assessment

CVSS: 4.8 (v4.0)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 26 October 2026
Last updated: 27 October 2026
Weakness: CWE-119, CWE-787
Assigner: cna@vuldb.com

CVSS vectorCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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