CVE-2026-37461

HIGH

gobgp < 4.4.0 - Denial of Service via Crafted BGP UPDATE Message

Title source: llm
STIX 2.1

Description

An out-of-bounds read in the ParseIP6Extended function (/bgp/bgp.go) of gobgp v4.3.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.

References (3)

Core 3

Scores

CVSS v3 7.5
EPSS 0.0034
EPSS Percentile 25.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-125
Status published
Products (2)
osrg/gobgp 4.3.0
osrg/gobgp 0 - 4.4.0Go
Published May 04, 2026
Tracked Since May 04, 2026