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Vulnerability record · CVE-2026-105140 · published 7 October 2026

CVE-2026-105140: Race condition vulnerability

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.

2.3 CVSS 4.0 Low EPSS 0.18% · top 93.1% CWE-362 · Race condition Deferred
2.3CVSS 4.0 base score
0.18%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
9References
7 Oct 2026Last modified by NVD

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.

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/obot-platform/obot
https://github.com/obot-platform/obot/blob/2d2aaca9dc9b26777f8a2d213e0e1ec47f47508e/pkg/gateway/client/group.go#L652-L73
https://github.com/obot-platform/obot/blob/2d2aaca9dc9b26777f8a2d213e0e1ec47f47508e/pkg/gateway/client/identity.go#L444-
https://github.com/obot-platform/obot/blob/6f81dac8d344cf6b2161f500460fb7b2a975c415/pkg/gateway/client/group.go#L741-L75
https://github.com/obot-platform/obot/commit/09e4d5b5d1e4a5f35a6cbcff96f3c460c3f9e278
https://github.com/obot-platform/obot/commit/6f81dac8d344cf6b2161f500460fb7b2a975c415
https://github.com/obot-platform/obot/releases/tag/v0.26.1
https://github.com/obot-platform/obot/security/advisories/GHSA-929v-v9hq-5xhr
https://www.vulncheck.com/advisories/obot-0.25.0-before-0.25.6-and-0.26.0-before-0.26.1-race-condition-restores-revoked-

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Source: NIST National Vulnerability Database (record CVE-2026-105140), CISA KEV, FIRST EPSS (scores of 2026-10-14). This page is refreshed as NVD updates the record.