Vulnerability-Lookup

CVE-2026-82833 (GCVE-0-2026-82833)

Vulnerability from cvelistv5 – Published: 2026-08-31 19:00 – Updated: 2026-09-01 13:59

Title

Doccano Open Source Annotation Tools for Machine Learning Practitioners Project Example Detail Endpoint examples ExampleDetail access control

Summary

A vulnerability was identified in Doccano Open Source Annotation Tools for Machine Learning Practitioners and Auto Labeling Pipeline Module to Annotate a Document Automatically up to 1.8.5. Affected by this issue is the function ExampleDetail of the file /v1/projects/1/examples/ of the component Project Example Detail Endpoint. Such manipulation leads to improper access controls. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

5.3 (Medium)


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

6.3 (Medium)


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

6.3 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-01 13:59 UTC

CWE

CWE-284 - Improper Access Controls
CWE-266 - Incorrect Privilege Assignment

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/397245	vdb-entrytechnical-description
https://vuldb.com/vuln/397245/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82833	third-party-advisory
https://vuldb.com/submit/876617	third-party-advisory
https://drive.google.com/file/d/1gqrFfbP7dSSp4Pf-…	exploit

Impacted products

2 products

Vendor	Product	Version	CPE status
Doccano	Open Source Annotation Tools for Machine Learning Practitioners	Affected: 1.8.0 Affected: 1.8.1 Affected: 1.8.2 Affected: 1.8.3 Affected: 1.8.4 Affected: 1.8.5 cpe:2.3:a:doccano:open_source_annotation_tools_for_machine_learning_practitioners::::::::
Doccano	Auto Labeling Pipeline Module to Annotate a Document Automatically	Affected: 1.8.0 Affected: 1.8.1 Affected: 1.8.2 Affected: 1.8.3 Affected: 1.8.4 Affected: 1.8.5 cpe:2.3:a:doccano:auto_labeling_pipeline_module_to_annotate_a_document_automatically::::::::

Credits

Stephen Lin (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-82833

Vulnerability from fkie_nvd - Published: 2026-08-31 20:17 - Updated: 2026-08-31 20:56

Severity

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

Summary

References

	URL	Tags
	cna@vuldb.com	https://drive.google.com/file/d/1gqrFfbP7dSSp4Pf-4iEoPtNR7WjSZPML/view?usp=drive_link
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-82833
	cna@vuldb.com	https://vuldb.com/submit/876617
	cna@vuldb.com	https://vuldb.com/vuln/397245
	cna@vuldb.com	https://vuldb.com/vuln/397245/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
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    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:doccano:open_source_annotation_tools_for_machine_learning_practitioners:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Project Example Detail Endpoint"
          ],
          "product": "Open Source Annotation Tools for Machine Learning Practitioners",
          "vendor": "Doccano",
          "versions": [
            {
              "status": "affected",
              "version": "1.8.0"
            },
            {
              "status": "affected",
              "version": "1.8.1"
            },
            {
              "status": "affected",
              "version": "1.8.2"
            },
            {
              "status": "affected",
              "version": "1.8.3"
            },
            {
              "status": "affected",
              "version": "1.8.4"
            },
            {
              "status": "affected",
              "version": "1.8.5"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:doccano:auto_labeling_pipeline_module_to_annotate_a_document_automatically:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Project Example Detail Endpoint"
          ],
          "product": "Auto Labeling Pipeline Module to Annotate a Document Automatically",
          "vendor": "Doccano",
          "versions": [
            {
              "status": "affected",
              "version": "1.8.0"
            },
            {
              "status": "affected",
              "version": "1.8.1"
            },
            {
              "status": "affected",
              "version": "1.8.2"
            },
            {
              "status": "affected",
              "version": "1.8.3"
            },
            {
              "status": "affected",
              "version": "1.8.4"
            },
            {
              "status": "affected",
              "version": "1.8.5"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was identified in Doccano Open Source Annotation Tools for Machine Learning Practitioners and Auto Labeling Pipeline Module to Annotate a Document Automatically up to 1.8.5. Affected by this issue is the function ExampleDetail of the file /v1/projects/1/examples/ of the component Project Example Detail Endpoint. Such manipulation leads to improper access controls. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way."
    }
  ],
  "id": "CVE-2026-82833",
  "lastModified": "2026-08-31T20:56:08.800",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.4,
        "source": "cna@vuldb.com",
        "type": "Primary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "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": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/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": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-08-31T20:17:15.337",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://drive.google.com/file/d/1gqrFfbP7dSSp4Pf-4iEoPtNR7WjSZPML/view?usp=drive_link"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-82833"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/876617"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/397245"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/397245/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-266"
        },
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Primary"
    }
  ]
}

GHSA-HCJW-WW7P-48CR

Vulnerability from github – Published: 2026-08-31 21:32 – Updated: 2026-08-31 21:32

Details

Severity

6.3 (Medium)


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

2.1 (Low)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-82833"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-266"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-31T20:17:15Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was identified in Doccano Open Source Annotation Tools for Machine Learning Practitioners and Auto Labeling Pipeline Module to Annotate a Document Automatically up to 1.8.5. Affected by this issue is the function ExampleDetail of the file /v1/projects/1/examples/ of the component Project Example Detail Endpoint. Such manipulation leads to improper access controls. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.",
  "id": "GHSA-hcjw-ww7p-48cr",
  "modified": "2026-08-31T21:32:11Z",
  "published": "2026-08-31T21:32:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-82833"
    },
    {
      "type": "WEB",
      "url": "https://drive.google.com/file/d/1gqrFfbP7dSSp4Pf-4iEoPtNR7WjSZPML/view?usp=drive_link"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-82833"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/876617"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/397245"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/397245/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/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-2026-82833 (GCVE-0-2026-82833)

FKIE_CVE-2026-82833

GHSA-HCJW-WW7P-48CR

Tags

Sightings

Nomenclature