CVE-2026-37461
GoBGP has an out-of-bounds read in the ParseIP6Extended function
7.5
HIGH
CVSS 3.1
EPSS 0.05%
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.
How to fix CVE-2026-37461
To remediate CVE-2026-37461, upgrade the affected package to a fixed version below.
- Debian/gobgp—no fix listed
- —upgrade to 4.4.0 or later
Is CVE-2026-37461 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- from 0, < 4.4.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |