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CVE-2026-28406 - Vulnerability Analysis

HighCVSS: 8.2

Last Updated: February 27, 2026

kaniko - Path Traversal & Remote Code Execution

Published: February 27, 2026Updated: February 27, 2026Remote Exploitable

Overview

kaniko >= 1.25.4 and < 1.25.10 contains a path traversal caused by improper path sanitization in build context archive extraction, letting attackers execute code within the executor process, exploit requires registry authentication.

Severity & Score

Severity: High

CVSS Score: 8.2

Impact

Attackers can execute code within the executor process, potentially compromising the build environment.

Mitigation

Update to version 1.25.10 or later.

References

https://github.com/chainguard-forks/kaniko/commit/a370e4b1f66e6e842b685c8f70ed507964c4b221
https://github.com/chainguard-forks/kaniko/pull/326
https://github.com/chainguard-forks/kaniko/security/advisories/GHSA-6rxq-q92g-4rmf

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-28406
Severity: High
CVSS Score: 8.2
Type: path_traversal
Status: new

CWE

CWE-22

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L