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CVE-2026-72989

Windows Failover Cluster Information Disclosure Vulnerability

CVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

Historical advisory recorded 10 Nov 2026 23:21:22 UTC. Read the latest advisory.

cve-program · CVE-2026-72989

Published

Use of uninitialized resource in Windows Failover Cluster allows an unauthorized attacker to disclose information over a network.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-72989

Published

Windows Failover Cluster Information Disclosure Vulnerability

Use of uninitialized resource in Windows Failover Cluster allows an unauthorized attacker to disclose information over a network.

Source published
8 Sep 2026 17:17:48 UTC
Source modified
10 Nov 2026 21:36:51 UTC
Saved here
10 Nov 2026 23:21:22 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 12 Nov 13:19 UTC · 273 of 275 readable · 271 fully read · documentation 469/469 current

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