Improper Certificate Validation Affecting go.etcd.io/etcd/v3/server/v2/embed package, versions >=0.0.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GOETCDIOETCDV3SERVERV2EMBED-17912680
- published10 Aug 2026
- disclosed8 Jul 2026
- creditUnknown
Introduced: 8 Jul 2026
CVE-2026-59818 (opens in a new tab)How to fix?
There is no fixed version for go.etcd.io/etcd/v3/server/v2/embed.
Overview
Affected versions of this package are vulnerable to Improper Certificate Validation due to improper enforcement of the Certificate Revocation List on the gRPC listener when separate listeners are configured for HTTP and gRPC client endpoints. An attacker can gain unauthorized access and compromise data integrity by authenticating with a revoked certificate.