CVE-2026-5124

LOW 3.7

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

CVSS Score

3.7

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-284 CWE-266
Vendor	osrg
Product	gobgp
Published	Mar 30, 2026
Last Updated	Mar 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

osrg / GoBGP

4.0 4.1 4.2 4.3.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/354156 vuldb.com: https://vuldb.com/vuln/354156/cti vuldb.com: https://vuldb.com/submit/780189 github.com: https://github.com/osrg/gobgp/pull/3340 github.com: https://github.com/osrg/gobgp/commit/f0f24a2a901cbf159260698211ab15c583ced131 github.com: https://github.com/osrg/gobgp/

Credits

🔍 Sunxj (VulDB User)