What is the CVSS score of CVE-2026-30405?

CVE-2026-30405 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.1%.

Which versions of GoBGP are affected by CVE-2026-30405?

CVE-2026-30405 presents notable security risk, a resource exhaustion vulnerability rated CVSS 7.5.

How to fix or mitigate CVE-2026-30405?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

GoBGP CVE-2026-30405

EUVD-2026-12466 HIGH

Uncontrolled Resource Consumption (CWE-400)

2026-03-16 mitre

GHSA-4p9m-8gc4-rw2h

Denial Of Service

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 17:19 euvd

EUVD-2026-12466

Analysis Generated

Mar 16, 2026 - 17:19 vuln.today

CVE Published

Mar 16, 2026 - 00:00 nvd

HIGH 7.5

DescriptionCVE.org

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

AnalysisAI

GoBGP gobgpd version 4.2.0 is vulnerable to denial of service attacks when processing malformed NEXT_HOP path attributes, allowing unauthenticated remote attackers to crash the BGP daemon without authentication or user interaction. This vulnerability affects BGP infrastructure relying on the vulnerable version and has no available patch at this time. The attack requires only network access to the BGP service, making it easily exploitable in environments running affected versions.