Vulnerability-Lookup

CVE-2026-82813 (GCVE-0-2026-82813)

Vulnerability from cvelistv5 – Published: 2026-08-31 17:15 – Updated: 2026-08-31 21:57

Title

BEN Group TubeBuddy for YouTube Extension tubebuddymaster1.js TBGlobal.GetToken data authenticity

Summary

A vulnerability was detected in BEN Group TubeBuddy for YouTube Extension up to 5.8.4 on Chrome. This impacts the function TBGlobal.GetToken of the file tubebuddymaster1.js. The manipulation of the argument t/c/r results in insufficient verification of data authenticity. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.

Severity

5.3 (Medium)


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

5.4 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R

5.4 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-31 21:51 UTC

CWE

CWE-345 - Insufficient Verification of Data Authenticity

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/397231	vdb-entrytechnical-description
https://vuldb.com/vuln/397231/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82813	third-party-advisory
https://vuldb.com/submit/875303	third-party-advisory
https://github.com/xryj920/chrome_extensions/blob…	exploitmedia-coverage

Impacted products

1 product

Vendor	Product	Version	CPE status
BEN Group	TubeBuddy for YouTube Extension	Affected: 5.8.0 Affected: 5.8.1 Affected: 5.8.2 Affected: 5.8.3 Affected: 5.8.4 cpe:2.3:a:ben_group:tubebuddy_for_youtube_extension::::::::

Credits

DRXYJ (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-82813

Vulnerability from fkie_nvd - Published: 2026-08-31 18:17 - Updated: 2026-08-31 22:17

Severity

5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/xryj920/chrome_extensions/blob/main/BEN%20Group%2C%20Inc.%20TubeBuddy%20for%20YouTube%205.8.4%20allows%20authentication%20token%20overwrite%20through%20an%20unauthenticated%20redirect%20URL%20handler
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-82813
	cna@vuldb.com	https://vuldb.com/submit/875303
	cna@vuldb.com	https://vuldb.com/vuln/397231
	cna@vuldb.com	https://vuldb.com/vuln/397231/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 2.1,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "PASSIVE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-82813",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-31T21:51:42.398816Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-31T18:17:24.110",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/xryj920/chrome_extensions/blob/main/BEN%20Group%2C%20Inc.%20TubeBuddy%20for%20YouTube%205.8.4%20allows%20authentication%20token%20overwrite%20through%20an%20unauthenticated%20redirect%20URL%20handler"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-82813"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/875303"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/397231"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/397231/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-345"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-QJ7G-6829-FR6Q

Vulnerability from github – Published: 2026-08-31 18:31 – Updated: 2026-08-31 18:31

Details

Severity

5.4 (Medium)


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

2.1 (Low)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-82813"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-345"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-31T18:17:24Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was detected in BEN Group TubeBuddy for YouTube Extension up to 5.8.4 on Chrome. This impacts the function TBGlobal.GetToken of the file tubebuddymaster1.js. The manipulation of the argument t/c/r results in insufficient verification of data authenticity. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.",
  "id": "GHSA-qj7g-6829-fr6q",
  "modified": "2026-08-31T18:31:32Z",
  "published": "2026-08-31T18:31:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-82813"
    },
    {
      "type": "WEB",
      "url": "https://github.com/xryj920/chrome_extensions/blob/main/BEN%20Group%2C%20Inc.%20TubeBuddy%20for%20YouTube%205.8.4%20allows%20authentication%20token%20overwrite%20through%20an%20unauthenticated%20redirect%20URL%20handler"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-82813"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/875303"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/397231"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/397231/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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"
    }
  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-82813 (GCVE-0-2026-82813)

FKIE_CVE-2026-82813

GHSA-QJ7G-6829-FR6Q

Tags

Sightings

Nomenclature