Security Advisory

ZAA-2023-02

· Please read carefully and check if the version of your Zammad system is affected by this vulnerability. Please send us information regarding vulnerabilities in Zammad!

Security Advisory Details

  • ID: ZAA-2023-02
  • Date: 2023-03-14
  • Title: User Information Exposure
  • Severity: low
  • Product: Zammad 5.3.x
  • Fixed in: Zammad 5.4.0
  • References:
    --> CVE-2023-29867

Vulnerability Descriptions

User Information Exposure

An authenticated attacker could gain information about linked accounts of users involved in their tickets using the Zammad API.

This vulnerability is fixed in the latest versions of Zammad and it is recommended to upgrade to one of these.

Fixed releases can be found at:

Or just update your Zammad if installed via OS package manager.

Additional information

Online version of this advisory: https://zammad.com/en/advisories/zaa-2023-02

Please send remarks on security issues exclusively to security@zammad.com.

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