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CVE PROGRAM SOURCE RECORD4.9 Medium

CVE-2025-8402

Nil pointer dereference in bulk import crashes server

Description

Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.0, 10.9.x <= 10.9.3 fail to validate import data which allows a system admin to crash the server via the bulk import feature.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mattermost Mattermost

Default version status: unaffected

  • 10.8.0 to ≤ 10.8.3affected
  • 10.5.0 to ≤ 10.5.8affected
  • 9.11.0 to ≤ 9.11.17affected
  • 10.10.0affected
  • 10.9.0 to ≤ 10.9.3affected
  • 10.11.0unaffected
  • 10.8.4unaffected
  • 10.5.9unaffected
  • 9.11.18unaffected
  • 10.10.1unaffected
  • 10.9.4unaffected

References