Sensitive Data Exposure in Zammad Helpdesk System
CVE-2026-63207

6.9MEDIUM

Key Information:

Vendor

Zammad

Status
Zammad
Vendor
CVE Published:
25 September 2026

What is CVE-2026-63207?

In certain versions of Zammad, an authenticated administrator can inadvertently access stored integration credentials through the administration API due to inconsistent masking of sensitive fields in API responses. Both LDAP and Exchange integrations are impacted, allowing the potential exposure of confidential secrets in clear text. This issue is addressed in Zammad version 7.1.2.

Affected Version(s)

zammad < 7.1.2

References

https://github.com/zammad/zammad/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/zammad/zammad/commit/fab2e2e9dac97b298...
x_refsource_MISC

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.