Vulnerability CVE-2021-3767
Published: 2021-09-06

Description:
bookstack is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Bookstackapp -> Bookstack 

 References:
https://huntr.dev/bounties/7ec92c85-30eb-4071-8891-6183446ca980
https://github.com/bookstackapp/bookstack/commit/040997fdc4414776bcac06a3cbaac3b26b5e8a64
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