Vulnerability CVE-2021-3768
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://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64
https://huntr.dev/bounties/64a0229f-ff5e-4c64-b83e-9bfc0698a78e
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