CVE-2025-62820EPSS p11.5%

CVE-2025-62820CVE-2025-62820

Description

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

Scoring

CVSS 4.9 ()
VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L
EPSS0.22% probability of exploitation · percentile 11.5% · 2026-10-10T12:00:23Z
Last modified2026-10-08
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.