CVE-2026-5124

osrg GoBGP BGP Header bgp.go BGPHeader.DecodeFromBytes access control

LOW
3.7
CVSS Score
Published: March 30, 2026 at 04:15 PM UTC
Updated: June 17, 2026 at 10:58 AM UTC
1 product affected across 1 vendorGoBGP

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Severity
LOW3.7
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A security vulnerability has been detected in osrg GoBGP up to 4.3.0. Affected is the function BGPHeader.DecodeFromBytes of the file pkg/packet/bgp/bgp.go of the component BGP Header Handler. The manipulation leads to improper access controls. Remote exploitation of the attack is possible. The attack is considered to have high complexity. The exploitability is told to be difficult. The identifier of the patch is f0f24a2a901cbf159260698211ab15c583ced131. To fix this issue, it is recommended to deploy a patch.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (6)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/354156
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/vuln/354156/cti
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/submit/780189
Issue TrackingPatch
Source: cverecord
https://github.com/osrg/gobgp/pull/3340
Product
Source: cverecord
https://github.com/osrg/gobgp/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.7LOWVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-284CWE-266

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