InfluxDB before 1.7.6 has an authentication bypass vulnerability in the authenticate function in services/httpd/handler.go because a JWT token may have an empty SharedSecret (aka shared secret).
https://www.debian.org/security/2021/dsa-4823
https://lists.debian.org/debian-lts-announce/2020/12/msg00030.html
https://github.com/influxdata/influxdb/issues/12927
https://github.com/influxdata/influxdb/compare/v1.7.5...v1.7.6
https://github.com/influxdata/influxdb/commit/761b557315ff9c1642cf3b0e5797cd3d983a24c0