PT-2026-52538 · K3S Io · K3S

Publicado 2026-06-25 · Atualizado 2026-06-25 · CVE-2026-54250

Mitre

CVSS v3.1

5.8

Média

Vetor base

AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:H

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.

Correção

Path traversal

Enumeração de Fraquezas

CWE-22

Identificadores relacionados

CVE-2026-54250

Produtos afetados

K3S

Referências · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-54250 · Nota de Segurança
• https://github.com/k3s-io/k3s/security/advisories/GHSA-jxr7-mqhw-9p98 · Nota