Slack Nebula before 1.9.7 mishandles CIDR in some configurations and thus accepts arbitrary source IP addresses within the Nebula network.
History

Thu, 23 Oct 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 23 Oct 2025 10:30:00 +0000

Type Values Removed Values Added
First Time appeared Slack
Slack nebula
Vendors & Products Slack
Slack nebula

Thu, 23 Oct 2025 04:00:00 +0000

Type Values Removed Values Added
Description Slack Nebula before 1.9.7 mishandles CIDR in some configurations and thus accepts arbitrary source IP addresses within the Nebula network.
Weaknesses CWE-420
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2025-10-23T00:00:00.000Z

Updated: 2025-10-23T14:35:19.815Z

Reserved: 2025-10-23T00:00:00.000Z

Link: CVE-2025-62820

cve-icon Vulnrichment

Updated: 2025-10-23T13:26:22.210Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-23T04:18:57.453

Modified: 2025-10-27T13:20:33.350

Link: CVE-2025-62820

cve-icon Redhat

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