Back to Database
Status published
Medium
CVE-2021-3906
Unrestricted Upload of File with Dangerous Type in bookstackapp/bookstack
Vulnerability Description
bookstack is vulnerable to Unrestricted Upload of File with Dangerous Type
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-3906
Credits & Attribution
No credits recorded in the NVD database.
References
More from bookstackapp
View All →CVE-2023-4624
Server-Side Request Forgery (SSRF) in bookstackapp/bookstack
Low
2.4
CVE-2022-0877
Cross-site Scripting (XSS) - Stored in bookstackapp/bookstack
High
7.6
CVE-2021-4194
Improper Access Control in bookstackapp/bookstack
Medium
4.3
CVE-2021-4119
Improper Access Control in bookstackapp/bookstack
Medium
5.3
CVE-2021-4026
Improper Access Control in bookstackapp/bookstack
Medium
6.5
Affected Vendor
bookstackapp
View all reports →Affected Software
bookstackapp/bookstack
Vulnerable Versions:
unspecified
Timeline
Official Publish:
October 27th, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N