What is CVE-2026-109088?

CVE-2026-109088 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. libXtst RECORD EnableContext Reply Endless Loop

Which CVE IDs does CVE-2026-109088 cover?

CVE-2026-109088 covers the following CVE IDs: CVE-2026-109088. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-109088?

CVE-2026-109088 has a CVSS v3 base score of 6.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-109088?

CVE-2026-109088 affects 1 product, including: azl3 libXtst 1.2.4-1 on Azure Linux 3.0.

CVE-2026-109088MediumCVSS 6.5

libXtst RECORD EnableContext Reply Endless Loop

Vendor

Microsoft Security Response Center (MSRC)

Published

October 29, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-109088 →

🎯 Affected products1

azl3 libXtst 1.2.4-1 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109088
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade