CVE-2026-37459

HIGH EPSS 17.6%

Published May 4, 20262mo ago · Modified Jun 17, 20262w ago

7.5 CVSS 3.1

High

Published May 4, 2026 2mo ago

Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score

7.5

Exploitability

3.9

Impact

3.6

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality None

Integrity None

Availability High

Threat Intelligence

EPSS Exploit Probability

17.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-400 Uncontrolled Resource Consumption Resource Mgmt

References 1

github.com https://github.com/FRRouting/frr/commit/693a2e02687cdc9d16501275e05136edea9650d9

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.