CVE-2021-3915
bookstack is vulnerable to Unrestricted Upload of File with Dangerous Type
7.6
HIGH
CVSS 3.1
EPSS 0.93%
Description
bookstack is vulnerable to Unrestricted Upload of File with Dangerous Type.
How to fix CVE-2021-3915
To remediate CVE-2021-3915, upgrade the affected package to a fixed version below.
- Packagist/ssddanbrown/bookstack—upgrade to 21.0.3 or later
Is CVE-2021-3915 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 21.0.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.6 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:H |