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CVE-2026-116103

Sony Neural Network Libraries Encode Param encode_decode_param.py load_param_in_txt code injection

MEDIUM

6.3

CVSS Score

Published: October 26, 2026 at 12:45 AM UTC

Updated: October 29, 2026 at 09:17 PM UTC

1 product affected across 1 vendorNeural Network Libraries

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Severity

MEDIUM6.3

Exploit prediction

EPSS 0.2%

SSVC

PoC

Description

A vulnerability was identified in Sony Neural Network Libraries up to 1.39.0. This affects the function load_param_in_txt of the file python/src/nnabla/utils/cli/encode_decode_param.py of the component Encode Param Command Handler. Such manipulation leads to code injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used. 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Neural Network Libraries · Sony

80%

1.0 1.1 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 1.2 1.20 1.21 1.22 1.23 1.24 1.25 1.26 1.27 1.28 1.29 1.3 1.30 1.31 1.32 1.33 1.34 1.35 1.36 1.37 1.38 1.39.0 1.4 1.5 1.6 1.7 1.8 1.9

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

Exploit

Source: [email protected]

https://github.com/3em0/cve_repo/blob/main/2026/Neural-Network-Libraries-(nnabla)%E2%89%A4v1.39.0-Python-eval()-Code-Injection-in-'nnabla_cli%20encode_param'-Leading-to-Arbitrary-Command-Execution.md

Third Party Advisory

Source: [email protected]

https://vuldb.com/cve/CVE-2026-116103

Third Party Advisory

Source: [email protected]

https://vuldb.com/submit/1003039

VDB EntryTechnical Description

Source: [email protected]

https://vuldb.com/vuln/426171

SignaturePermissions Required

Source: [email protected]

https://vuldb.com/vuln/426171/cti

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-74CWE-94

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