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Untriaged
Permalink CVE-2026-3112
6.8 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): HIGH
  • User interaction (UI): NONE
  • Scope (S): CHANGED
  • Confidentiality impact (C): HIGH
  • Integrity impact (I): NONE
  • Availability impact (A): NONE
created 2 weeks, 5 days ago
Arbitrary File Read via Advanced Logging Support Packet

Mattermost versions 11.4.x <= 11.4.0, 11.3.x <= 11.3.1, 11.2.x <= 11.2.3, 10.11.x <= 10.11.11 fail to validate Advanced Logging file target paths which allows system administrators to read arbitrary host files via malicious AdvancedLoggingJSON configuration in support packet generation. Mattermost Advisory ID: MMSA-2025-00562

References

Affected products

Mattermost
  • =<10.11.11
  • =<11.3.1
  • ==11.5.0
  • =<11.2.3
  • =<11.4.0
  • ==11.4.1
  • ==10.11.12
  • ==11.2.4
  • ==11.3.2

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