CVE-2021-3916
CVE-2021-3916 — Path Traversal in bookstackapp/bookstack
bookstack is vulnerable to Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published Updated Sources: cvelistV5, @huntrdev
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
1%
chance of exploitation in 30 days
CVSS base
6.5
MEDIUM
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (1)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 6.5 | CVSS 3.0 | MEDIUM | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-22
References
2 on the record
- huntr.dev/bounties/0be32e6b-7c48-43f0-9cec-433000ad8f64
x_refsource_CONFIRM
- github.com/bookstackapp/bookstack/commit/43830a372fc51a8793199d04a34c3f4ebdfccc7b
x_refsource_MISC
Elsewhere on this site
- bookstackappevery CVE for this vendor
- CWE-22other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.