Risk Letters

Exploited vulnerability

CVE-2026-102490

TLP:CLEAR

Zammad GmbH Zammad Improper Privilege Management Vulnerability

Zammad GmbH Zammad contains an improper privilege management vulnerability that can allow the local zammad user to escalate privileges to root. This vulnerability can be chained with CVE-2026-102489.

Facts

  • Vendor: Zammad GmbH
  • Product: Zammad
  • CVSS: 8.5
  • EPSS (probability of exploitation within 30 days): 10.9 %
  • On CISA's Known Exploited Vulnerabilities list since: 2 October 2026
  • First known exploitation: 30 September 2026
  • CISA's deadline for US federal agencies: 5 October 2026
  • Weakness: CWE-269
  • First seen by Risk Letters: 2 October 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD