What is CVE-2026-4890?

CVE-2026-4890 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. CVE-2026-4890

Which CVE IDs does CVE-2026-4890 cover?

CVE-2026-4890 covers the following CVE IDs: CVE-2026-4890. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

CVE-2026-4890 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

CVE-2026-4890 affects 2 products, including: azl3 dnsmasq 2.90-1 on Azure Linux 3.0; azl3 dnsmasq 2.92-1 on Azure Linux 3.0.

CVE-2026-4890MediumCVSS 7.5

Vendor

Published

May 22, 2026

Last Modified

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KBCBL-Mariner Releases (Security Update) — fixed build 2.92-1