CVE-2022-40690

low-risk
Published 2022-10-24

Cross-site scripting vulnerability in BookStack versions prior to v22.09 allows a remote authenticated attacker to inject an arbitrary script.

Do I need to act?

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0.37% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.4/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Bookstackapp

References (6)

Release Notes https://jvn.jp/en/jp/JVN78862034/index.html
Release Notes https://www.bookstackapp.com/blog/bookstack-release-v22-09/
Vendor Advisory https://www.bookstackapp.com/docs/admin/security/#using-bookstack-content-extern...
Release Notes https://jvn.jp/en/jp/JVN78862034/index.html
Release Notes https://www.bookstackapp.com/blog/bookstack-release-v22-09/
Vendor Advisory https://www.bookstackapp.com/docs/admin/security/#using-bookstack-content-extern...
27
/ 100
low-risk
Severity 21/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal