Is github.com/open-feature/flagd/core affected by GHSA-4c5f-9mj4-m247?

Go github.com/open-feature/flagd/core is affected in <0.13.1.

Is GHSA-4c5f-9mj4-m247 being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

medium

GHSA-4c5f-9mj4-m247

Q: Is GHSA-4c5f-9mj4-m247 being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

Go · github.com/open-feature/flagd/core • Go · github.com/open-feature/flagd/flagd • Go · github.com/open-feature/flagd/flagd-proxy

Summary

flagd: Multiple Go Runtime CVEs Impact Security and Availability in github.com/open-feature/flagd/core

Severity: medium
Also known as: GO-2026-4279#github.com/open-feature/flagd/core, GO-2026-4279#github.com/open-feature/flagd/flagd, GO-2026-4279#github.com/open-feature/flagd/flagd-proxy
Published: 2026-01-12

References

https://github.com/open-feature/flagd/security/advisories/GHSA-4c5f-9mj4-m247
https://github.com/open-feature/flagd/pull/1840
https://github.com/open-feature/flagd/releases/tag/core%2Fv0.13.1

Related advisories

GHSA-4c5f-9mj4-m247#github.com/open-feature/flagd/core — high · Go/github.com/open-feature/flagd/core

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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.