Description
A security flaw has been discovered in Sony Neural Network Libraries up to 1.39.0. This impacts the function func_set_nnabla_version_decorate of the file python/src/nnabla/utils/converter/utils.py of the component NNP Converter. Performing a manipulation of the argument function.type results in code injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Published: 2026-10-26
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
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Remediation

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History

Mon, 26 Oct 2026 02:15:00 +0100

Type Values Removed Values Added
Description A security flaw has been discovered in Sony Neural Network Libraries up to 1.39.0. This impacts the function func_set_nnabla_version_decorate of the file python/src/nnabla/utils/converter/utils.py of the component NNP Converter. Performing a manipulation of the argument function.type results in code injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Title Sony Neural Network Libraries NNP Converter utils.py func_set_nnabla_version_decorate code injection
First Time appeared Sony
Sony neural Network Libraries
Weaknesses CWE-74
CWE-94
CPEs cpe:2.3:a:sony:neural_network_libraries:*:*:*:*:*:*:*:*
Vendors & Products Sony
Sony neural Network Libraries
References
Metrics cvssV2_0

{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Subscriptions

Sony Neural Network Libraries
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-26T01:00:15.928Z

Reserved: 2026-10-25T07:37:33.020Z

Link: CVE-2026-116104

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-26T01:17:15.753

Modified: 2026-10-26T13:41:11.497

Link: CVE-2026-116104

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-26T04:15:14Z

Weaknesses
  • CWE-74

    Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

  • CWE-94

    Improper Control of Generation of Code ('Code Injection')