In affected versions of Octopus Server, incorrect validation of the external identity linked to a newly registered user could result in that user receiving the LDAP-mapped team memberships and associated permissions of another user. This issue only affects instances with LDAP authentication enabled and LDAP groups mapped to Octopus teams.

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History

Thu, 12 Nov 2026 13:30:00 +0000

Type Values Removed Values Added
Description In affected versions of Octopus Server, incorrect validation of the external identity linked to a newly registered user could result in that user receiving the LDAP-mapped team memberships and associated permissions of another user. This issue only affects instances with LDAP authentication enabled and LDAP groups mapped to Octopus teams.
Weaknesses CWE-863
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Octopus

Published:

Updated: 2026-11-12T13:28:50.375Z

Reserved: 2026-11-09T07:18:04.309Z

Link: CVE-2026-124627

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-11-12T14:17:28.443

Modified: 2026-11-12T14:17:28.443

Link: CVE-2026-124627

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses