Vulnerability in Osrg Gobgp
CVE-2026-7734
A vulnerability has been found in osrg GoBGP up to 4.3.0. This impacts the function SRv6L3ServiceAttribute.DecodeFromBytes of the file pkg/packet/bgp/prefix_sid.go of the component SRv6 L3 Service. Such manipulation of the argument data le…
EPSS: 0.001 (31.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Osrg Gobgp — versions 4.0, 4.1, 4.2
Weakness classification (CWE)
References
- cna@vuldb.com (Product, product)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Product, Patch, patch)
- Submit #807581 | GoBGP 4.3.0 Infinite Loop (Third Party Advisory, VDB Entry, third-party-advisory)
- VDB-360909 | osrg GoBGP SRv6 L3 Service prefix_sid.go SRv6L3ServiceAttribute.DecodeFromBytes denial of service (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-360909 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
Frequently asked questions
- What is CVE-2026-7734?
- CVE-2026-7734 is a medium-severity vulnerability in Osrg Gobgp, classified under Improper Resource Shutdown or Release. CVSS score: 5.3/10. Published 2026-05-04.
- How severe is CVE-2026-7734?
- Medium severity. CVSS v3 base score is 5.3 out of 10.