CVE-2020-26031: Zammad

Medium severity, CVSS 4.3. EPSS: 0.6% chance of exploitation in the next 30 days.

An issue was discovered in Zammad before 3.4.1. The global-search feature leaks Knowledge Base drafts to Knowledge Base readers (who are authenticated but have insufficient permissions).

Affected products

• Zammad Zammad: from 1.0.0, before 3.4.1 (fixed in 3.4.1)

Published 2020-12-28. Last modified 2026-06-17.