CVE-2021-3916

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

bookstack is vulnerable to Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-22

Affected software

Vendor	Product	Versions
bookstackapp	bookstackapp/bookstack	>= unspecified, < 21.10.3

References

https://github.com/bookstackapp/bookstack/commit/43830a372fc51a8793199d04a34c3f4ebdfccc7bPatch, Third Party Advisory
https://huntr.dev/bounties/0be32e6b-7c48-43f0-9cec-433000ad8f64Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/bookstackapp/bookstack/commit/43830a372fc51a8793199d04a34c3f4ebdfccc7bPatch, Third Party Advisory
https://huntr.dev/bounties/0be32e6b-7c48-43f0-9cec-433000ad8f64Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Nov 5, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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