CVE-2026-82803

armink struct2json JSON Deserialization s2jdef.h S2J_STRUCT_GET_string_ELEMENT null pointer dereference

MEDIUM
5.3
CVSS Score
Published: August 31, 2026 at 03:30 PM UTC
Updated: September 2, 2026 at 02:17 PM UTC
1 product affected across 1 vendorSTRUCT2JSON

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

A vulnerability has been found in armink struct2json 1.0. This affects the function S2J_STRUCT_GET_string_ELEMENT in the library struct2json/inc/s2jdef.h of the component JSON Deserialization. The manipulation of the argument valuestring leads to null pointer dereference. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

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

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 (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/397224
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/397224/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-82803
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/858192

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

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

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-476CWE-404

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