CVE-2026-30405
HIGH7.5EPSS 0.22%GoBGP vulnerable to a denial of service via the NEXT_HOP path attribute in github.com/osrg/gobgp
Published: 3/16/2026Modified: 4/28/2026
Description
An issue in GoBGP gobgpd v.4.2.0 allows a remote attacker to cause a denial of service via the NEXT_HOP path attribute
Affected packages (5)
- Debian/gobgpfrom 0
- Go/github.com/osrg/gobgpfrom 0
- Go/github.com/osrg/gobgp/v3from 0
- Go/github.com/osrg/gobgp/v4from 0, <= 4.3.0
- Go/github.com/osrg/gobgp/v4from 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 |
References (6)
- ADVISORYhttps://github.com/advisories/GHSA-4p9m-8gc4-rw2h
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-30405
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2026-30405
- PATCHhttps://github.com/osrg/gobgp
- WEBhttps://github.com/osrg/gobgp/commit/583080a7258e22cc884162e15b078771aa2c2c80
- WEBhttps://github.com/osrg/gobgp/issues/3305