Vulnerability-Lookup

GHSA-VW42-99FW-3P5G

Vulnerability from github – Published: 2026-05-07 18:30 – Updated: 2026-05-07 18:30

Details

Yarbo firmware v2.3.9 contains hardcoded administrative credentials embedded in the firmware image. These credentials are identical across all devices running this firmware and cannot be changed or removed by end users, enabling trivial unauthorized access to device management interfaces by anyone who knows them.

Severity ?

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2026-7414"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-798"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-07T17:15:59Z",
    "severity": "CRITICAL"
  },
  "details": "Yarbo firmware v2.3.9 contains hardcoded administrative credentials embedded in the firmware image. These credentials are identical across all devices running this firmware and cannot be changed or removed by end users, enabling trivial unauthorized access to device management interfaces by anyone who knows them.",
  "id": "GHSA-vw42-99fw-3p5g",
  "modified": "2026-05-07T18:30:40Z",
  "published": "2026-05-07T18:30:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-7414"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Bin4ry/yarbo-nat-in-my-back-yard"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Bin4ry/yarbo-nat-in-my-back-yard#3--hardcoded-developer-credentials-in-production-apk"
    },
    {
      "type": "WEB",
      "url": "https://takeonme.org/gcves/GCVE-1337-2026-00000000000000000000000000000000000000000000000001111111111100011111111111000000000000000000000000000000000000000000000000000001000"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-7414 (GCVE-0-2026-7414)

Vulnerability from cvelistv5 – Published: 2026-05-07 16:10 – Updated: 2026-05-07 17:01

Title

Hardcoded credentials in Yarbo robot firmware

Summary

Severity ?

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-798 - Use of Hard-coded Credentials

Assigner

AHA

References

2 references

URL	Tags
https://github.com/Bin4ry/yarbo-nat-in-my-back-yard	third-party-advisory
https://takeonme.org/gcves/GCVE-1337-2026-0000000…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Yarbo	Firmware	Affected: 0 , ≤ 2.3.9 (semver)

Date Public ?

2026-05-07 16:00

Credits

Andreas Makris (aka Bin4ry) todb of AHA!

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-7414",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-07T17:01:33.390607Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-07T17:01:37.949Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/Bin4ry/yarbo-nat-in-my-back-yard#3--hardcoded-developer-credentials-in-production-apk"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Firmware",
          "vendor": "Yarbo",
          "versions": [
            {
              "lessThanOrEqual": "2.3.9",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Andreas Makris (aka Bin4ry)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "todb of AHA!"
        }
      ],
      "datePublic": "2026-05-07T16:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Yarbo firmware v2.3.9 contains hardcoded administrative credentials embedded in the firmware image. These credentials are identical across all devices running this firmware and cannot be changed or removed by end users, enabling trivial unauthorized access to device management interfaces by anyone who knows them.\u003cbr\u003e"
            }
          ],
          "value": "Yarbo firmware v2.3.9 contains hardcoded administrative credentials embedded in the firmware image. These credentials are identical across all devices running this firmware and cannot be changed or removed by end users, enabling trivial unauthorized access to device management interfaces by anyone who knows them."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
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      ],
      "problemTypes": [
        {
          "descriptions": [
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              "cweId": "CWE-798",
              "description": "CWE-798 Use of Hard-coded Credentials",
              "lang": "en",
              "type": "CWE"
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      "providerMetadata": {
        "dateUpdated": "2026-05-07T16:10:02.349Z",
        "orgId": "26969f82-7e87-44d8-9cb5-f6fb926ddd43",
        "shortName": "AHA"
      },
      "references": [
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          "tags": [
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          ],
          "url": "https://github.com/Bin4ry/yarbo-nat-in-my-back-yard"
        },
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://takeonme.org/gcves/GCVE-1337-2026-00000000000000000000000000000000000000000000000001111111111100011111111111000000000000000000000000000000000000000000000000000001000"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Hardcoded credentials in Yarbo robot firmware",
      "x_generator": {
        "engine": "Vulnogram 1.0.2"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "26969f82-7e87-44d8-9cb5-f6fb926ddd43",
    "assignerShortName": "AHA",
    "cveId": "CVE-2026-7414",
    "datePublished": "2026-05-07T16:10:02.349Z",
    "dateReserved": "2026-04-29T13:55:09.542Z",
    "dateUpdated": "2026-05-07T17:01:37.949Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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-VW42-99FW-3P5G

CVE-2026-7414 (GCVE-0-2026-7414)

Tags

Sightings

Nomenclature