Vulnerability Database

314,615

Total vulnerabilities in the database

CVE-2021-33054

SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)

  • Published: Jun 4, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-33054
  • Severity: High
  • Exploit:

CVSS v3:

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

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:P/A:N

CWEs:

Software From Fixed in
inverse / sogo 3.0.0 5.1.1
inverse / sogo 2.0.6 2.4.1
debian / debian_linux 9.0 9.0.x
debian / debian_linux 10.0 10.0.x
debian / debian_linux 11.0 11.0.x