CVE-2020-12627: Calibre-Web 0.6.6 allows authentication bypass because of the 'A0Zr98j/3yX R~XHH!jmN]LWX/,?RT' hardcoded secret key.

Overview

Severity

Critical (CVSS 9.8)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Status

Not Exploited

Patch Tuesday

2020-May

Released

2026-08-07

EPSS Score

1.37% (percentile: 70.2%)

Affected Products (1)

Other

• 21659-17084

Revision History

• 2026-08-07: Information published.