What is CVE-2026-6861?

CVE-2026-6861 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Emacs: emacs: memory corruption vulnerability when processing svg css

Which CVE IDs does CVE-2026-6861 cover?

CVE-2026-6861 covers the following CVE IDs: CVE-2026-6861. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-6861?

CVE-2026-6861 has a CVSS v3 base score of 6.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-6861?

CVE-2026-6861 affects 4 products, including: azl3 emacs 29.4-3 on Azure Linux 3.0; azl3 emacs 29.4-4 on Azure Linux 3.0; cbl2 emacs 29.4-3 on CBL Mariner 2.0; cbl2 emacs 29.4-3 on CBL-Mariner 2.0.

CVE-2026-6861MediumCVSS 6.1

Emacs: emacs: memory corruption vulnerability when processing svg css

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-6861 →

🎯 Affected products4

azl3 emacs 29.4-3 on Azure Linux 3.0
azl3 emacs 29.4-4 on Azure Linux 3.0
cbl2 emacs 29.4-3 on CBL Mariner 2.0
cbl2 emacs 29.4-3 on CBL-Mariner 2.0

✅ Remediation

KBRelease Notes (Security Update) KBCBL-Mariner Releases (Security Update) — fixed build 29.4-4

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-6861
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade