CVE Vulnerabilities

CVE-2025-62820

Unprotected Alternate Channel

Published: Oct 23, 2025 | Modified: Oct 23, 2025

CVSS 3.x

N/A

Source:

NVD

CVSS 2.x

RedHat/V2

RedHat/V3

Ubuntu

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Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2025-62820
CWE	https://cwe.mitre.org/data/definitions/420.html

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

Weakness

The product protects a primary channel, but it does not use the same level of protection for an alternate channel.

Potential Mitigations

References

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