Description
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.
Published: 2026-11-05
Score: 6.9 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 05 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Description 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.
Title NEURON through 9.0.2 Stack-based Buffer Overflow via CoreNEURON dataset tokens
First Time appeared Neuron-ai
Neuron-ai neuron
Weaknesses CWE-121
CPEs cpe:2.3:a:neuron-ai:neuron:*:*:*:*:*:*:*:*
Vendors & Products Neuron-ai
Neuron-ai neuron
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Neuron-ai Neuron
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-05T18:16:39.093Z

Reserved: 2026-11-05T17:58:50.914Z

Link: CVE-2026-123203

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-05T19:17:19.530

Modified: 2026-11-05T19:17:19.530

Link: CVE-2026-123203

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-121

    Stack-based Buffer Overflow