VULNERABILITY INTELLIGENCE

CVE-2020-26029

CVSS score6.5 MEDIUM
EPSS probability0.79%
CISA KEVNot currently listed
Published2020-12-28
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Description

An issue was discovered in Zammad before 3.4.1. There are wrong authorization checks for impersonation requests via X-On-Behalf-Of. The authorization checks are performed for the actual user and not the one given in the X-On-Behalf-Of header.

Weakness classification

  • nvd@nist.gov: CWE-863

Primary references