VULNERABILITY INTELLIGENCE

CVE-2021-22896

CVSS score4.3 MEDIUM
EPSS probability0.99%
CISA KEVNot currently listed
Published2021-06-11
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Description

Nextcloud Mail before 1.9.5 suffers from improper access control due to a missing permission check allowing other authenticated users to create mail aliases for other users.

Weakness classification

  • support@hackerone.com: CWE-862
  • nvd@nist.gov: CWE-862

Primary references