CVE-2026-37458

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-37458
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.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/FRRouting/frr/commit/8102a8aeceb9f86fdfe1f80cd77080522bab69c8 Patch
https://github.com/mertsatilmaz/vulnerability-research/blob/main/advisories/CVE-2026-36365.md Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*
History

11 May 2026, 19:52

Type Values Removed Values Added
References () https://github.com/FRRouting/frr/commit/8102a8aeceb9f86fdfe1f80cd77080522bab69c8 - () https://github.com/FRRouting/frr/commit/8102a8aeceb9f86fdfe1f80cd77080522bab69c8 - Patch
References () https://github.com/mertsatilmaz/vulnerability-research/blob/main/advisories/CVE-2026-36365.md - () https://github.com/mertsatilmaz/vulnerability-research/blob/main/advisories/CVE-2026-36365.md - Third Party Advisory
CPE cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*
First Time Frrouting
Frrouting frrouting

05 May 2026, 16:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 6.5
CWE CWE-20

04 May 2026, 16:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-05-04 16:16

Updated : 2026-05-11 19:52

NVD link : CVE-2026-37458

Mitre link : CVE-2026-37458

CVE.ORG link : CVE-2026-37458

JSON object : View

Products Affected

frrouting

  • frrouting
CWE
CWE-20

Improper Input Validation