CVE-2026-4743

See a problem?
Please try reporting it to the source first.

Source

https://cve.org/CVERecord?id=CVE-2026-4743

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4743.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-4743

Published

2026-03-24T03:25:07.207Z

Modified

2026-08-12T16:25:23.530316Z

Severity

5.2 (Medium) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/S:N/AU:N/R:U/V:D/RE:L/U:Green CVSS Calculator

Summary

Null-Pointer Dereference Vulnerability in taurusxin/ncmdump

Details

NULL Pointer Dereference vulnerability in taurusxin ncmdump (‎src/utils‎ modules). This vulnerability is associated with program files cJSON.Cpp‎.

This issue affects ncmdump: before 1.4.0.

Database specific

{
    "cna_assigner": "GovTech CSG",
    "cwe_ids": [
        "CWE-476"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4743.json"
}

References

Affected packages

Git / github.com/taurusxin/ncmdump

Affected ranges

Type

GIT

Repo

https://github.com/taurusxin/ncmdump

Events

Introduced

Fixed

67cba29a8f09f49c174f2b76143c11d2b1808d82

Database specific

Show details

{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.4.0"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "DESCRIPTION"
    ]
}

Affected versions

1.*

1.0

1.1

1.2

1.2.1

1.3.0

1.3.1

1.3.2

Database specific

vanir_signatures_modified

"2026-08-12T16:25:23Z"

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4743.json"

vanir_signatures

[
    {
        "deprecated": false,
        "target": {
            "file": "src/ncmcrypt.cpp"
        },
        "signature_type": "Line",
        "source": "https://github.com/taurusxin/ncmdump/commit/67cba29a8f09f49c174f2b76143c11d2b1808d82",
        "digest": {
            "line_hashes": [
                "318990695810347547557158514265637926251",
                "9338317173136514254536210925221674528",
                "121183168159056803444733739566655373294",
                "139339287528204286196546398448564969562",
                "122766526917271799239599356515316203179",
                "290983551148902959566366493524173954175",
                "321876008645055741907757985802194360755",
                "250263071470275613700651988968775471451",
                "81183788551116807714838226248875604714",
                "80906137403554564614617979842662216121",
                "196970266893482460497007091506407218159",
                "36058224239406145284537457429276046459"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "id": "CVE-2026-4743-208764a7"
    },
    {
        "deprecated": false,
        "target": {
            "function": "NeteaseCrypt::NeteaseCrypt",
            "file": "src/ncmcrypt.cpp"
        },
        "signature_type": "Function",
        "source": "https://github.com/taurusxin/ncmdump/commit/67cba29a8f09f49c174f2b76143c11d2b1808d82",
        "digest": {
            "length": 1980.0,
            "function_hash": "246417510719823758533671842562647060690"
        },
        "signature_version": "v1",
        "id": "CVE-2026-4743-524f142e"
    },
    {
        "deprecated": false,
        "target": {
            "file": "src/main.cpp"
        },
        "signature_type": "Line",
        "source": "https://github.com/taurusxin/ncmdump/commit/67cba29a8f09f49c174f2b76143c11d2b1808d82",
        "digest": {
            "line_hashes": [
                "32520141527284375825639705327561794852",
                "92378120953257912515541173991899587814",
                "172827436997446490000696165076657091444",
                "5634679522791739387340997820679724174"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "id": "CVE-2026-4743-87cbf87a"
    },
    {
        "deprecated": false,
        "target": {
            "function": "processFile",
            "file": "src/main.cpp"
        },
        "signature_type": "Function",
        "source": "https://github.com/taurusxin/ncmdump/commit/67cba29a8f09f49c174f2b76143c11d2b1808d82",
        "digest": {
            "length": 727.0,
            "function_hash": "268777702313655351223816057604952022586"
        },
        "signature_version": "v1",
        "id": "CVE-2026-4743-d816829a"
    }
]