Vulnerability-Lookup

GHSA-4JGM-GW57-4JWF

Vulnerability from github – Published: 2026-07-21 06:31 – Updated: 2026-07-21 06:31

Details

Missing Cryptographic Step (CWE-325) vulnerability exists in certain FeliCa IC chips shipped in or before 2017. If the vulnerability is exploited, information stored in the IC chip may be read or tampered with.

Severity

6.8 (Medium)


                  
                    CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.0 (High)


                  
                    CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-59776"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-325"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-21T04:16:51Z",
    "severity": "HIGH"
  },
  "details": "Missing Cryptographic Step (CWE-325) vulnerability exists in certain FeliCa IC chips shipped in or before 2017. If the vulnerability is exploited, information stored in the IC chip may be read or tampered with.",
  "id": "GHSA-4jgm-gw57-4jwf",
  "modified": "2026-07-21T06:31:16Z",
  "published": "2026-07-21T06:31:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-59776"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/jp/JVN40509781"
    },
    {
      "type": "WEB",
      "url": "https://www.sony.co.jp/en/Products/felica/business/information/2025001.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-59776 (GCVE-0-2026-59776)

Vulnerability from cvelistv5 – Published: 2026-07-21 03:06 – Updated: 2026-07-21 13:26

Summary

Severity

6.8 (Medium)


                        
                          CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7 (High)


                        
                          CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-325 - Missing cryptographic step

Assigner

jpcert

References

2 references

URL	Tags
https://www.sony.co.jp/en/Products/felica/busines…
https://jvn.jp/en/jp/JVN40509781/

Impacted products

1 product

Vendor	Product	Version
Sony Corporation	FeliCa IC chips	Affected: shipped in or before 2017

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59776",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-21T13:25:27.436650Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-21T13:26:02.801Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "FeliCa IC chips",
          "vendor": "Sony Corporation",
          "versions": [
            {
              "status": "affected",
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            }
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        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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          },
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          "scenarios": [
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              "lang": "en-US",
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            }
          ]
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            "baseScore": 7,
            "baseSeverity": "HIGH",
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          },
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          "scenarios": [
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      },
      "references": [
        {
          "url": "https://www.sony.co.jp/en/Products/felica/business/information/2025001.html"
        },
        {
          "url": "https://jvn.jp/en/jp/JVN40509781/"
        }
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  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
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    "datePublished": "2026-07-21T03:06:56.344Z",
    "dateReserved": "2026-07-09T08:23:34.922Z",
    "dateUpdated": "2026-07-21T13:26:02.801Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-4JGM-GW57-4JWF

CVE-2026-59776 (GCVE-0-2026-59776)

Tags

Sightings

Nomenclature