What is CVE-2026-37459?

CVE-2026-37459 is a high-severity vulnerability in N/a, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-05-04.

How severe is CVE-2026-37459?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in N/a

CVE-2026-37459

An integer underflow in FRRouting (FRR) stable/10.0 to stable/10.6 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.001 (16.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

cve@mitre.org

Frequently asked questions

What is CVE-2026-37459?: CVE-2026-37459 is a high-severity vulnerability in N/a, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-05-04.
How severe is CVE-2026-37459?: High severity. CVSS v3 base score is 7.5 out of 10.