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CVE-2026-78453

Microsoft Windows SCSI Class System File Information Disclosure Vulnerability

CVSS 3.1 6.5 MEDIUMCheck source for fixed versionsKEV status unknown
Original advisory

Historical advisory recorded 31 Oct 2026 18:04:47 UTC. Read the latest advisory.

cve-program · CVE-2026-78453

Published

Integer underflow (wrap or wraparound) in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information over a network.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-78453

Published

Microsoft Windows SCSI Class System File Information Disclosure Vulnerability

Integer underflow (wrap or wraparound) in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information over a network.

Source published
8 Sep 2026 17:18:26 UTC
Source modified
31 Oct 2026 16:16:58 UTC
Saved here
31 Oct 2026 18:04:47 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 · 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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 17:32 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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