Is CVE-2026-54250 actively exploited?

No active exploitation of CVE-2026-54250 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-54250 be exploited remotely?

No. CVE-2026-54250 requires local access to exploit.

What is the CVSS score of CVE-2026-54250?

CVE-2026-54250 has a CVSS score of 5.8 (MEDIUM).

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MEDIUM

CVE-2026-54250

CWE-22Published: June 25, 2026· Updated: Jun 26, 2026

5.8

CVSS v3.1

EPSS:0.12%probability of exploitation in 30 daysPercentile:2.3th

Official 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.

NVD Source

Technical Analysis

CVE-2026-54250 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 5.8.