{"cve":"CVE-2026-54250","nvd":{"published":"2026-06-25T19:16:41.983","modified":"2026-10-25T22:10:00.150","status":"Awaiting Analysis","description":"K3s is a fully conformant production-ready Kubernetes distribution. Prior to 1.35.3+k3s1, 1.34.6+k3s1, v1.33.10+k3s1, a path traversal vulnerability exists in K3s's etcd snapshot decompression functionality. Zip files containing archive members with maliciously crafted names can be written to arbitrary locations on the filesystem when an administrator restores the archive as a compressed etcd snapshot. This vulnerability is fixed in 1.35.3+k3s1, 1.34.6+k3s1, v1.33.10+k3s1.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:H","score":5.8},"cwes":["CWE-22"],"references":["https://github.com/k3s-io/k3s/security/advisories/GHSA-jxr7-mqhw-9p98"],"products":[],"source":"nvd","synced_at":"2026-10-25T23:44:33.281319194+00:00"},"epss":{"cve":"CVE-2026-54250","score":0.00167,"percentile":0.05923,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-jxr7-mqhw-9p98","url":"https://osv.dev/vulnerability/GHSA-jxr7-mqhw-9p98","summary":"K3s: ZIP Archive Path Traversal Vulnerability in etcd Snapshot Decompression","modified":"2026-09-10T03:50:52.566036718Z","packages":[{"ecosystem":"Go","name":"github.com/k3s-io/k3s","purl":"pkg:golang/github.com/k3s-io/k3s","ranges":[">=1.35.0-rc1 <1.35.3"],"fixed":["1.35.3"]},{"ecosystem":"Go","name":"github.com/k3s-io/k3s","purl":"pkg:golang/github.com/k3s-io/k3s","ranges":[">=1.34.0-rc1 <1.34.6"],"fixed":["1.34.6"]},{"ecosystem":"Go","name":"github.com/k3s-io/k3s","purl":"pkg:golang/github.com/k3s-io/k3s","ranges":["<1.33.10"],"fixed":["1.33.10"]}]},{"id":"GO-2026-5973","url":"https://osv.dev/vulnerability/GO-2026-5973","summary":"K3s: ZIP Archive Path Traversal Vulnerability in etcd Snapshot Decompression in github.com/k3s-io/k3s","modified":"2026-07-28T21:00:01.782495046Z","packages":[{"ecosystem":"Go","name":"github.com/k3s-io/k3s","purl":"pkg:golang/github.com/k3s-io/k3s","ranges":["all versions"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}