CVE Feed

    Dashboard / CVE / CVE-2026-5124

    CVE-2026-5124

    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.

    Published:Mar 30, 2026
    Last Modified:Apr 7, 2026
    EPS:Mar 30, 2026
    EPSS Score:0.00044
    CVSS Score:3.7

    Affected Products

    Vendor
    Osrg
    Product
    Gobgp

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-37462 (CVSS 7.5) — An integer underflow in the BGPUpdate.DecodeFromBytes function (/bgp/bgp.go) of gobgp v4.3.0 allows attackers …
    CVE-2026-41643 (CVSS 7.5) — GoBGP is an open source Border Gateway Protocol (BGP) implementation in the Go Programming Language. Prior to …
    CVE-2026-42285 (CVSS 7.5) — GoBGP is an open source Border Gateway Protocol (BGP) implementation in the Go Programming Language. In versio…
    CVE-2026-41642 (CVSS 7.5) — GoBGP is an open source Border Gateway Protocol (BGP) implementation in the Go Programming Language. In versio…
    CVE-2026-7737 (CVSS 6.9) — A vulnerability was identified in osrg GoBGP up to 4.3.0. Affected by this issue is the function BMPPeerUpNoti…
    CVE-2026-7736 (CVSS 6.9) — A vulnerability was determined in osrg GoBGP up to 4.3.0. Affected by this vulnerability is the function parse…
    CVE-2026-7735 (CVSS 6.9) — A vulnerability was found in osrg GoBGP up to 4.3.0. Affected is the function PathAttributeAigp.DecodeFromByte…
    CVE-2026-7734 (CVSS 6.9) — A vulnerability has been found in osrg GoBGP up to 4.3.0. This impacts the function SRv6L3ServiceAttribute.Dec…
    CVE-2026-37461 (CVSS 7.5) — An out-of-bounds read in the ParseIP6Extended function (/bgp/bgp.go) of gobgp v4.3.0 allows attackers to cause…
    CVE-2026-5123 (CVSS 6.3) — A weakness has been identified in osrg GoBGP up to 4.3.0. This impacts the function DecodeFromBytes of the fil…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High