Is github.com/osrg/gobgp/v4 affected by CVE-2026-37461?

Go github.com/osrg/gobgp/v4 is affected in <4.4.0.

Is CVE-2026-37461 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

high

CVE-2026-37461

Q: Is CVE-2026-37461 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

Go · github.com/osrg/gobgp/v4

Summary

GoBGP has an out-of-bounds read in the ParseIP6Extended function

Severity: high
EPSS: 0.3% (p26)
Also known as: GHSA-wmvj-f67g-qg4g
Published: 2026-05-04

References

https://nvd.nist.gov/vuln/detail/CVE-2026-37461
https://github.com/osrg/gobgp/commit/362cce3e325f56e7a4f792ccb9689b3bdda9e682
https://github.com/osrg/gobgp/commit/9ce8936672ebc07df524da77fa4c6ae26d92be6d

Related advisories

CVE-2026-42285 — high · Go/github.com/osrg/gobgp/v4
CVE-2026-41643 — high · Go/github.com/osrg/gobgp/v4
CVE-2026-41642 — high · Go/github.com/osrg/gobgp/v4
CVE-2026-7736 — medium · Go/github.com/osrg/gobgp/v4
CVE-2026-7734 — medium · Go/github.com/osrg/gobgp/v4
CVE-2026-30405 — medium · Go/github.com/osrg/gobgp/v4

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.