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2 vulnerabilities by armink
CVE-2026-82803 (GCVE-0-2026-82803)
Vulnerability from nvd – Published: 2026-08-31 15:30 – Updated: 2026-08-31 15:30
VLAI
EPSS
VEX
Title
armink struct2json JSON Deserialization s2jdef.h S2J_STRUCT_GET_string_ELEMENT null pointer dereference
Summary
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.
Severity
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/397224 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/397224/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-82803 | third-party-advisory |
| https://vuldb.com/submit/858192 | third-party-advisory |
| https://github.com/fa1c4/security-advisories/tree… | related |
| https://github.com/fa1c4/security-advisories/tree… | exploit |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| armink | struct2json |
Affected:
1.0
cpe:2.3:a:armink:struct2json:*:*:*:*:*:*:*:* |
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:armink:struct2json:*:*:*:*:*:*:*:*"
],
"modules": [
"JSON Deserialization"
],
"product": "struct2json",
"vendor": "armink",
"versions": [
{
"status": "affected",
"version": "1.0"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "fa1c4 (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
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"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 5,
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-476",
"description": "NULL Pointer Dereference",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-404",
"description": "Denial of Service",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-31T15:30:10.550Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-397224 | armink struct2json JSON Deserialization s2jdef.h S2J_STRUCT_GET_string_ELEMENT null pointer dereference",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/397224"
},
{
"name": "VDB-397224 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/397224/cti"
},
{
"name": "CVE-2026-82803 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-82803"
},
{
"name": "Submit #858192 | armink struct2json 4f1fdc9fe928b94cb2e1f23f37d18b4cd2e35bfa NULL Pointer Dereference",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/858192"
},
{
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],
"url": "https://github.com/fa1c4/security-advisories/tree/main/struct2json"
},
{
"tags": [
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],
"url": "https://github.com/fa1c4/security-advisories/tree/main/struct2json/PoC"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-08-31T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-08-31T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-08-31T06:30:32.000Z",
"value": "VulDB entry last update"
}
],
"title": "armink struct2json JSON Deserialization s2jdef.h S2J_STRUCT_GET_string_ELEMENT null pointer dereference",
"x_generator": [
"VulDB PVTS v202608"
]
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-82803",
"datePublished": "2026-08-31T15:30:10.550Z",
"dateReserved": "2026-08-31T04:25:26.968Z",
"dateUpdated": "2026-08-31T15:30:10.550Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-82803 (GCVE-0-2026-82803)
Vulnerability from cvelistv5 – Published: 2026-08-31 15:30 – Updated: 2026-08-31 15:30
VLAI
EPSS
VEX
Title
armink struct2json JSON Deserialization s2jdef.h S2J_STRUCT_GET_string_ELEMENT null pointer dereference
Summary
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.
Severity
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/397224 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/397224/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-82803 | third-party-advisory |
| https://vuldb.com/submit/858192 | third-party-advisory |
| https://github.com/fa1c4/security-advisories/tree… | related |
| https://github.com/fa1c4/security-advisories/tree… | exploit |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| armink | struct2json |
Affected:
1.0
cpe:2.3:a:armink:struct2json:*:*:*:*:*:*:*:* |
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:armink:struct2json:*:*:*:*:*:*:*:*"
],
"modules": [
"JSON Deserialization"
],
"product": "struct2json",
"vendor": "armink",
"versions": [
{
"status": "affected",
"version": "1.0"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "fa1c4 (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
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"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 5,
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-476",
"description": "NULL Pointer Dereference",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-404",
"description": "Denial of Service",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-31T15:30:10.550Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-397224 | armink struct2json JSON Deserialization s2jdef.h S2J_STRUCT_GET_string_ELEMENT null pointer dereference",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/397224"
},
{
"name": "VDB-397224 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/397224/cti"
},
{
"name": "CVE-2026-82803 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-82803"
},
{
"name": "Submit #858192 | armink struct2json 4f1fdc9fe928b94cb2e1f23f37d18b4cd2e35bfa NULL Pointer Dereference",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/858192"
},
{
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],
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},
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"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-08-31T06:30:32.000Z",
"value": "VulDB entry last update"
}
],
"title": "armink struct2json JSON Deserialization s2jdef.h S2J_STRUCT_GET_string_ELEMENT null pointer dereference",
"x_generator": [
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]
}
},
"cveMetadata": {
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"assignerShortName": "VulDB",
"cveId": "CVE-2026-82803",
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