UNIX Symbolic Link (Symlink) Following Affecting github.com/containerd/containerd/v2/internal/cri/server package, versions >=2.1.0 <2.1.9>=2.2.0 <2.2.5>=2.3.0 <2.3.2
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-GITHUBCOMCONTAINERDCONTAINERDV2INTERNALCRISERVER-17393992
- published22 Jun 2026
- disclosed19 Jun 2026
- creditNicholas Gould, davidrxchester, Yuming Zhang, Song Li, Sangwon Ryu, Henry Beberman, Robert Prast, Kyle Elliott, Zhenchen Wang
Introduced: 19 Jun 2026
CVE-2026-53489 (opens in a new tab)How to fix?
Upgrade github.com/containerd/containerd/v2/internal/cri/server to version 2.1.9, 2.2.5, 2.3.2 or higher.
Overview
Affected versions of this package are vulnerable to UNIX Symbolic Link (Symlink) Following in the CRI checkpoint restore plugin due to improper validation of symlinked paths. An attacker can access arbitrary files on the host by crafting a malicious checkpoint image and leveraging the kubectl logs command.