CVE-2026-37458

MEDIUM

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.

CVSS v3.1 Score

6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Published: 5/4/2026Modified: 5/11/2026

Related Intelligence (1)

CRITICALAi

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CVE-2026-41089CVE-2020-1472
Rapid7

References (2)

https://github.com/FRRouting/frr/commit/8102a8aeceb9f86fdfe1f80cd77080522bab69c8Patchhttps://github.com/mertsatilmaz/vulnerability-research/blob/main/advisories/CVE-2026-36365.mdThird Party Advisory