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Δ / VULNERABILITY RECORD

CVE-2026-86142.

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 STATUSAwaiting NVD dataModified Oct 08, 2026

Disclosure summary

Yirou Yang discovered that libxml2 incorrectly handled certain XML catalogs. If a user or automated system was tricked into processing a specially crafted XML catalog, an attacker

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.

Ubuntu security notices · RSS-c1574bcea3574427d9f6b6495803f19629b

Open original source · Updated Oct 08, 2026

USN-8910-1: libxml2 vulnerabilities

CVE mention in publisher metadata; check the original affected versions.

Original records & references

PUBLISHED 2026-10-08T16:05:15-04:00
MODIFIED 2026-10-08T16:05:15-04:00
INGESTED 2026-10-10T20:40:34-04:00