CVE-2026-86138: azl3 libxml2 2.11.5-10 on Azure Linux 3.0 (exact versions not specified); +1 more affected products

CVE-2026-86138 affects azl3 libxml2 2.11.5-10 on Azure Linux 3.0. CVSS 3.1 base score 6.9 (Microsoft Security Response Center). EPSS 0.00132 (percentile 0.02513), scored 24-Oct-2026. Fixed version: 96498992efa48d52b0e8b83058bd88dbdaf153c1. Fixed version: a4cba4b5b5a8c42e155ed42d2d2a44955465a2e4.

Affected technology

azl3 libxml2 2.11.5-10 on Azure Linux 3.0 · Exact affected versions not specified by the source
Microsoft

azl3 libxml2 2.11.5-11 on Azure Linux 3.0 · Exact affected versions not specified by the source
Microsoft

Component: Not specified by the source

Attack conditions (Microsoft Security Response Center, CVSS 3.1): Local · No privileges required · No user interaction required

What an attacker can do

Microsoft Security Response Center’s CVSS 3.1 assessment rates confidentiality and integrity impact as high; availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 25-Oct-2026 00:59 UTC

Product: azl3 libxml2 2.11.5-10 on Azure Linux 3.0
CCR priority: 27.6 /100 (P4)
CVSS 3.1: 6.9 /10 · CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L · Microsoft Security Response Center
EPSS: 0.00132 · percentile 0.02513 · 2026-10-24
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-24 15:09:16.138216+00:00 UTC
Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
OSV.dev · Source record · observed 2026-10-24 16:38:25.544256+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-86138.html