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P4Verified
CVE-2026-103903: RouterOS 7.0.0 to before 7.24.5
CVE-2026-103903. CVSS 3.1 base score 8.8 (HIGH, Source advisory).
Affected technology
RouterOS · 7.0.0 to before 7.24.5
MikroTik
Component: WinBox authentication / user service
Attack conditions (Source advisory, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
A remote authenticated attacker with credentials for a low-privilege account permitted can use WinBox to obtain the authorization policy of a different existing account. Source advisory’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-863
- CCR priority
- 35.2 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-12 14:08:19.738788+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-12 14:05:47.443915+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-103903.html