MikroTik RouterOS
view advisory published 2026-09-29
Successful exploitation of this vulnerability could allow an attacker to achieve remote code execution or cause a denial of service.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-84411US | — | Exploit | ||
The web management service in affected RouterOS versions contains an integer underflow in its HTTP request body handling that is reachable before authentication. This can be levera… | ||||
02
references
External citations — patches, advisories, analysis.
- ICS Advisory ICSA-26-272-06 JSONself
- ICSA Advisory ICSA-26-272-06 - Web Versionself
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
03
remediations (1)
- FixedRouterOS
MikroTik recommends users update RouterOS to version 7.24 or later. The upgrade can be downloaded from the MikroTik website.
https://mikrotik.com/download
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