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OpenAdvisories
Medium · 4.2 CVE-2026-105140 EUVD-2026-94311

Obot 0.25.0 before 0.25.6 and 0.26.0 before 0.26.1 Race Condition Restores Revoked Group Membership

Published Oct 7, 2026 · Updated Oct 7, 2026 · Assigned by VulnCheck

Description

Obot 0.25.0 before 0.25.6 and 0.26.0 before 0.26.1 contains a race condition in auth provider group refreshes that can restore group memberships just revoked in the identity provider. When overlapping refreshes for the same user commit out of order, stale memberships are persisted and the user retains revoked group-based access for about ten minutes.

Affected products

VendorProductAffectedFixed
obot-platform obot 0.25.0 – < 0.25.6, 0.26.0 – < 0.26.1 0.25.6

References