CVE-2021-3987: An improper access control vulnerability exists in janeczku/calibre-web. The affected version allows users without public shelf permissions to create public…

PriorityP423medium4.3CVSS 3.1

AVNACLPRLUINSUCNILAN

EPSS

0.33%

25.2th percentile

An improper access control vulnerability exists in janeczku/calibre-web. The affected version allows users without public shelf permissions to create public shelves. The vulnerability is due to the `create_shelf` method in `shelf.py` not verifying if the user has the necessary permissions to create a public shelf. This issue can lead to unauthorized actions being performed by users.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
calibreweb	calibreweb	>= 0 < 0.6.15	0.6.15
janeczku	calibre-web	< 0.6.15	0.6.15
janeczku	janeczku_calibre-web	unspecified – latest	—

CVSS provenance

nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

nvdv3.05.4MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

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