EUVD-2025-35657Published
Slack Nebula before 1.9.7 mishandles CIDR in some configurations and thus accepts arbitrary source IP addresses within the Nebula network.
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2025-62820 · Microsoft / collected KEV context
cve-program · CVE-2025-62820
euvd · EUVD-2025-35657
nvd · CVE-2025-62820
osv · GHSA-x6fh-7qmf-69xh
- https://nvd.nist.gov/vuln/detail/CVE-2025-62820
- https://github.com/slackhq/nebula/pull/1493
- https://github.com/slackhq/nebula/pull/1494
- https://github.com/slackhq/nebula/commit/e264a0ff888c7bf0568579306755a60fc42f6ecc
- https://github.com/slackhq/nebula
osv · GO-2025-4068
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.