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  5. CVE-2021-4026

CVE-2021-4026: Exposure of Resource to Wrong Sphere

December 1, 2021 (updated December 2, 2021)

bookstack is vulnerable to Improper Access Control

References

  • github.com/BookStackApp/BookStack/releases/tag/v21.11.2
  • github.com/advisories/GHSA-jm6p-wfjg-xm7x
  • github.com/bookstackapp/bookstack/commit/b4fa82e3298a15443ca40bff205b7a16a1031d92
  • huntr.dev/bounties/c6dfa80d-43e6-4b49-95af-cc031bb66b1d
  • nvd.nist.gov/vuln/detail/CVE-2021-4026

Code Behaviors & Features

Detect and mitigate CVE-2021-4026 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 21.11.2

Fixed versions

  • 21.11.2

Solution

Upgrade to version 21.11.2 or above.

Impact 4.3 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-668: Exposure of Resource to Wrong Sphere

Source file

packagist/ssddanbrown/bookstack/CVE-2021-4026.yml

Spotted a mistake? Edit the file on GitLab.

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