CVE-2026-51876

CRITICALCVSS 9.1

Description

DeepTutor 1.4.0 contains an authorization bypass vulnerability in the book confirmation flow. An unauthenticated or unauthorized caller can reuse a publicly exposed book_id to submit a confirm-proposal request for an existing book, causing unauthorized overwrites of persisted metadata and spine content.

Timeline

Published:October 1st, 2026 10:17 PM

Last modified:October 6th, 2026 1:16 AM

CVSS Scoring

CVSS v3: 9.1 (CRITICAL)

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

Weaknesses (CWE)

CWE-285

References & Reports

Advisories, patches, and third-party reports

https://gist.github.com/Ro1ME/c5685936179edcbf942f3fdd745d1473
https://github.com/HKUDS/DeepTutor/issues/514
https://github.com/HKUDS/DeepTutor/issues/514

Source: NIST NVD · Data may lag official sources by up to one minute