Vulnerability Database

309,961

Total vulnerabilities in the database

CVE-2021-27306

An improper access control vulnerability in the JWT plugin in Kong Gateway prior to 2.3.2.0 allows unauthenticated users access to authenticated routes without a valid token JWT.

  • Published: Mar 18, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-27306
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
konghq / kong_gateway - 2.3.2.0