CVE-2026-102489

Zammad GmbH Zammad Session Fixation Vulnerability

Zammad

Zammad versions 6.3.0 to 6.5.4 are vulnerable a session hijack vulnerability that leads to remote code execution as the zammad user. The bug is also present in version 7.0.0 to version 7.1.2, but not exploitable due to changes in the underlying framework.

30. Sep 2026

Ausgewertete Quellen

• Hersteller
  https://community.zammad.org/t/take-care-local-privilege-escalation-cve-2026-102490-is-reported-as-being-actively-exploited/21297/2
• Hersteller
  https://zammad.com/en/advisories/cve-2026-102489-cve-2026-102490
• Hinweis
  https://csirt.divd.nl/CVE-2026-102489
• Hinweis
  https://csirt.divd.nl/DIVD-2026-00015
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-102489
• CISA
  Zammad GmbH Zammad Session Fixation Vulnerability
• NVD
  CVE-2026-102489