What is NCSC-2026-0477?

NCSC-2026-0477 is a security advisory published by NCSC-NL. Kwetsbaarheden verholpen in Microsoft Exchange server

What is the CVSS v3 score of NCSC-2026-0477?

NCSC-2026-0477 has a CVSS v3 base score of 8.8, published by NCSC-NL.

Which products are affected by NCSC-2026-0477?

NCSC-2026-0477 affects 1 product, including: Microsoft Microsoft Exchange Server Subscription Edition RTM vers:unknown/*.

NCSC-2026-0477CVSS 8.8

Kwetsbaarheden verholpen in Microsoft Exchange server

Source: NCSC-NL · In Dutch, as NCSC-NL published it; not translated. · NCSC-NL's rating: Kans: medium · Schade: high · An excerpt of NCSC-NL's advisory, not EchelonGraph's assessment.

Authority

NCSC-NL

Published

November 10, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (9)

CVE-2026-118149 →CVE-2026-118150 →CVE-2026-118151 →CVE-2026-118152 →CVE-2026-118153 →CVE-2026-118154 →CVE-2026-118157 →CVE-2026-118207 →CVE-2026-118208 →

🎯 Affected products1

Microsoft Microsoft Exchange Server Subscription Edition RTM vers:unknown/*

🔗 References (2)

advisoryhttps://advisories.ncsc.nl/2026/ncsc-2026-0477.html
csafhttps://advisories.ncsc.nl/csaf/v2/2026/ncsc-2026-0477.json