CVE-2026-116502

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 35/100
Published: 2026-10-26 Modified: 2026-10-27 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: X
AT: None
VC: None
VI: Low
VA: Low

Description

A flaw has been found in turboderp-org ExLlamaV2 up to 0.3.2. The impacted element is the function QMatrix::make_sequential of the file exllamav2/exllamav2_ext/cuda/q_matrix.cu of the component GPTQ Index Handler. Executing a manipulation of the argument g_idx 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.

Weakness Classification (2)

Bug Bounty Relevance

35 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

4.8 / 10.0 v4.0
CVSS: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

EPSS — Exploitation Probability

0.15%
Raw Score 0.001520
Percentile 4.4%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00152
2026-10-28
0.00152

Intelligence Sources

mitre ref →
nvd ref →