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TI-2026-57141 Aliases CVE-2026-82833GHSA-hcjw-ww7p-48cr

Improper access control in Doccano Open Source Annotation Tools for Machine Learning…

Priority MEDIUM 57CWE-266Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Privilege escalation, Security bypass
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-266 and CWE-284.

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00347 28th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
DoccanoOpen Source Annotation Tools for Machine Learning Practitioners1.8.0; 1.8.1; 1.8.2; 1.8.3; 1.8.4; 1.8.5—No fix listedCNA
DoccanoAuto Labeling Pipeline Module to Annotate a Document Automatically1.8.0; 1.8.1; 1.8.2; 1.8.3; 1.8.4; 1.8.5—No fix listedCNA
  • Open Source Annotation Tools for Machine Learning Practitioners VendorDoccano Affected 1.8.0; 1.8.1; 1.8.2; 1.8.3; 1.8.4; 1.8.5 Fixed in — No fix listed CNA
  • Auto Labeling Pipeline Module to Annotate a Document Automatically VendorDoccano Affected 1.8.0; 1.8.1; 1.8.2; 1.8.3; 1.8.4; 1.8.5 Fixed in — No fix listed CNA

CPE names CNA · 2

CPEVersionsRoleVendor
cpe:2.3:a:doccano:open_source_annotation_tools_for_machine_learning_practitioners:*:*:*:*:*:*:*:*——Doccano
cpe:2.3:a:doccano:auto_labeling_pipeline_module_to_annotate_a_document_automatically:*:*:*:*:*:*:*:*——Doccano
  • cpe:2.3:a:doccano:open_source_annotation_tools_for_machine_learning_practitioners:*:*:*:*:*:*:*:* Versions — — ·Doccano
  • cpe:2.3:a:doccano:auto_labeling_pipeline_module_to_annotate_a_document_automatically:*:*:*:*:*:*:*:* Versions — — ·Doccano

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-82833
  2. 2026-10-03 Alias added: GHSA-hcjw-ww7p-48cr

References

Exploit 1

  • TI-2026-57142 Improper access control in Doccano Open Source Annotation Tools for Machine Learning… CVSS 4.0MEDIUM 5.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences