What is CVE-2026-53263?

CVE-2026-53263 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. 6lowpan: fix off-by-one in multicast context address compression

Which CVE IDs does CVE-2026-53263 cover?

CVE-2026-53263 covers the following CVE IDs: CVE-2026-53263. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-53263?

CVE-2026-53263 has a CVSS v3 base score of 5.5, published by Microsoft Security Response Center (MSRC).

CVE-2026-53263MediumCVSS 5.5

6lowpan: fix off-by-one in multicast context address compression

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-53263 →