CVEPublished 2026-09-05Modified 2026-09-111 article on news5 live referencesNVD data

CVE-2026-86060Mikrotik · Routeros

Vulnerability data via NVD (ingested)

CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
34
Exploit Prediction Scoring System · top 66% of all CVEs
Description

RouterOS contains an argument-handling flaw in the SSH login path involving usernames that begin with a prohibited character, allowing for the trusted RouterOS policy mask to be changed, leading to privilege escalation. Exploitation requires an unauthenticated SSH session to reach the RouterOS login helper.This issue was fixed in versions: 6.49.21 (Long-term), 7.23.4 (Long-term) and 7.24.2 (Stable)

Timeline
Published 2026-09-05
Modified 2026-09-11

External references

Search for exposed instances

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More intel sources (5)

Known PoCs on GitHub (2)