PT-2021-22847 · Bookstack · Bookstack

Haxatron · Published 2021-11-30 · Updated 2022-08-09 · CVE-2021-4026

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions bookstack (affected versions not specified)

Description The issue is related to Improper Access Control. There is no information provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Incorrect Authorization

Improper Access Control

Weakness Enumeration

CWE-863

CWE-284

Related Identifiers

CVE-2021-4026

GHSA-JM6P-WFJG-XM7X

Affected Products

Bookstack

References · 8

• 🔥 https://huntr.dev/bounties/c6dfa80d-43e6-4b49-95af-cc031bb66b1d · Exploit
• https://github.com/bookstackapp/bookstack/commit/b4fa82e3298a15443ca40bff205b7a16a1031d92 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-4026 · Security Note
• https://osv.dev/vulnerability/CVE-2021-4026 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-jm6p-wfjg-xm7x · Vendor Advisory
• https://github.com/BookStackApp/BookStack/releases/tag/v21.11.2 · Note
• https://github.com/bookstackapp/bookstack · Note
• https://t.me/cibsecurity/33136 · Telegram Post