What is CVE-2021-3916?

CVE-2021-3916 is a medium-severity vulnerability in Bookstackapp Bookstack, classified under Path Traversal. CVSS score: 6.5/10. Published 2021-11-05.

How severe is CVE-2021-3916?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Path Traversal in Bookstackapp Bookstack

CVE-2021-3916

bookstack is vulnerable to Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.012 (65.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Bookstackapp Bookstack
Bookstackapp Bookstackapp/bookstack — versions unspecified

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security@huntr.dev (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory, Issue Tracking)
security@huntr.dev (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-3916?: CVE-2021-3916 is a medium-severity vulnerability in Bookstackapp Bookstack, classified under Path Traversal. CVSS score: 6.5/10. Published 2021-11-05.
How severe is CVE-2021-3916?: Medium severity. CVSS v3 base score is 6.5 out of 10.