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CVE-2026-47243CriticalRevised 14 Aug

Kata guest escape: runtime-rs guest-root to host-root escape via virtiofs

MSRC advisory NVD CVE.org

Assessment

Severity
Critical
CVSS base score
Not published
Impact
Not stated
EPSS, next 30 days
Not scored yet
Public exploit code
No Nuclei template lists it
Exploitability
Not assessed
Publicly disclosed
No
Customer action
Required: apply the update
Component
Mariner
Weakness
CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Issued by
GitHub_M
Published
9 Aug 2026 · August 2026
Last revised
14 Aug 2026Information published.

Updates that fix it

0 KBs

No KB listed

MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.

Affected products

1 affected product
  • azl3 kata-containers 3.19.1.kata3-7 on Azure Linux 3.0

What changed

First observed 14 Oct 2026
  1. 14 Oct 2026 Source coverage: msrc-cvrfIncomplete → Current

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Cite this recorded revision to keep the same title, summary, facts and links when the page changes.

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 14 Oct 15:58 UTC · 254 of 255 readable · 253 fully read · documentation 0/409 current

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