PT-2026-137650

CVE-2026-123203

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Published

2026-11-05

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Updated

2026-11-05

Description by

CVSS 3.1
6.1
Medium
MetricsAV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
NEURON (CoreNEURON) through 9.0.2 contains a stack buffer overflow vulnerability that allows attackers to corrupt stack memory by supplying over-long tokens in a crafted model dataset. Attackers can place oversized version or mechanism-name tokens in bbcore mech.dat, globals.dat, or files.dat loaded by nrniv-core to crash the process.
Exploitability
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
CWE-121: Stack-based Buffer Overflow
Related identifiers
CVE-2026-123203
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