← All advisories

Medium severity6.5NVD Advisory· Published Oct 27, 2021· Updated Jun 17, 2026

CVE-2021-3906

CVE-2021-3906

Description

bookstack is vulnerable to Unrestricted Upload of File with Dangerous Type

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3

Bookstackapp/Bookstackapp/bookstackllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: unspecified
Bookstackapp/Bookstack
cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:*
Range: <21.10.1

Patches

Vulnerability mechanics

References

2

github.com/bookstackapp/bookstack/commit/64937ab826b56d086af9ecea532510d37520ebc8nvdPatchThird Party Advisory
huntr.dev/bounties/f115bdf5-c06b-4627-a6fa-ba6904a43ba3nvdExploitIssue TrackingPatchThird Party Advisory

News mentions

0

No linked articles in our index yet.