CVE-2021-3986
Generation of Error Message Containing Sensitive Information in janeczku/calibre-web
4.3
MEDIUM
CVSS 3.1
EPSS 0.20%
Description
A vulnerability in janeczku/calibre-web allows unauthorized users to view the names of private shelves belonging to other users. This issue occurs in the file shelf.py at line 221, where the name of the shelf is exposed in an error message when a user attempts to remove a book from a shelf they do not own. This vulnerability discloses private information and affects all versions prior to the fix.
How to fix CVE-2021-3986
To remediate CVE-2021-3986, upgrade the affected package to a fixed version below.
- —upgrade to 0.6.15 or later
Is CVE-2021-3986 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.6.15
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |