The web management service in affected RouterOS versions contains an integer underflow in its HTTP request body handling that is reachable before…
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 leveraged by an unauthenticated network attacker to achieve arbitrary code execution as root, or to cause a denial of service, using a single crafted request.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- MikroTik
- Product
- RouterOS
- CVSS
- 9.8
- Exposure class
- Edge / VPN / firewall
Why it ranks 30 (Notable)
- CVSS 9.8 critical
- Exposed product class: edge / VPN / firewall
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- CVE-2026-84411 on this site · NVD · CVE.org · Vulnpedia
Related coverage
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