peter bassill · operator
$ cve CVE-2021-4119 JSON

CVE-2021-4119

9.8
CRITICAL · CVSS 3.1 · EPSS 26.9% (pctl 98)

Patch early

EPSS 26.9% — above the 10% action threshold.

Description

bookstack is vulnerable to Improper Access Control

Scoring

CVSS9.8 (CRITICAL, v3.1)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS26.89% — more likely to be exploited than 98% of all CVEs
WeaknessCWE-284
On CISA KEVno
Public exploitnone known
Published2021-12-15
Last modified2026-06-17

Affected (1)

VendorProduct
bookstackappbookstack

References

→ the Explorer  ·  watch your stack  ·  NVD