๐Ÿ” CVE Alert

CVE-2026-82834

MEDIUM 5.4

Doccano Open Source Annotation Tools for Machine Learning Practitioners Bulk-Delete Endpoint category-types LabelList access control

CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th

A security flaw has been discovered 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. This affects the function LabelList of the file /v1/projects/1/category-types of the component Bulk-Delete Endpoint. Performing a manipulation results in improper access controls. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CWE CWE-284 CWE-266
Vendor doccano
Product open source annotation tools for machine learning practitioners
Published Aug 31, 2026
Stay Ahead of the Next One

Get instant alerts for doccano open source annotation tools for machine learning practitioners

Be the first to know when new medium vulnerabilities affecting doccano open source annotation tools for machine learning practitioners are published โ€” delivered to Slack, Telegram or Discord.

Get Free Alerts โ†’ Free ยท No credit card ยท 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Doccano / Open Source Annotation Tools for Machine Learning Practitioners
1.8.0 1.8.1 1.8.2 1.8.3 1.8.4 1.8.5
Doccano / Auto Labeling Pipeline Module to Annotate a Document Automatically
1.8.0 1.8.1 1.8.2 1.8.3 1.8.4 1.8.5

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
vuldb.com: https://vuldb.com/vuln/397246 vuldb.com: https://vuldb.com/vuln/397246/cti vuldb.com: https://vuldb.com/cve/CVE-2026-82834 vuldb.com: https://vuldb.com/submit/876639 drive.google.com: https://drive.google.com/file/d/1qRWtrUHfr-huJlr-Tb8zFj3pIg8Jnwhk/view?usp=drive_link

Credits

๐Ÿ” Stephen Lin (VulDB User) VulDB CNA Team