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Δ / VULNERABILITY RECORD

CVE-2026-47243.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSUnscoredNo severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Aug 14, 2026

Disclosure summary

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

Source-reported weakness categories

CWE-22

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2026-Aug

Open original source · Updated Aug 14, 2026

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

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

VendorProduct / associationVersion / bounds
Microsoft update guideazl3 kata-containers 3.19.1.kata3-7 on Azure Linux 3.0 (MSRC status code 3)

Vendor remediation references

  • CBL-Mariner Releases · build 3.32.0.kata0-1 · product IDs 21683-17084
  • Vendor guidance · product IDs 21683-17084

Original records & references

PUBLISHED 2026-08-08T21:02:08-04:00
MODIFIED 2026-08-14T14:00:01-04:00
INGESTED 2026-10-08T12:35:09-04:00