CVE-2026-37458

6.5 mediumEPSS 0.2%

Medium (6.5) in frrouting frrouting. EPSS 0.2% chance of exploitation in the next 30 days.

Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 16% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2026-05-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

frrouting:frrouting

References

https://github.com/FRRouting/frr/commit/8102a8aeceb9f86fdfe1f80cd77080522bab69c8
https://github.com/mertsatilmaz/vulnerability-research/blob/main/advisories/CVE-2026-36365.md

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