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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-96627

Arcane: Delegated users:update permission allows admin account takeover via password reset (no privilege-hierarchy check)

Description

Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to 2.6.0, UpdateUser in backend/api/handlers/users.go sets PasswordHash for any target without comparing caller and target privilege. A holder of delegated users:update permission can submit a password change for the global administrator, replace the administrator password, and authenticate as that account, resulting in complete global administrator account takeover. This issue is fixed in version 2.6.0.

Affected products

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

getarcaneapp arcane

  • < 2.6.0affected

References