Recorded 29 Oct 2026 at 20:19 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

CVECISA Known Exploited Vulnerabilities

Microsoft Ancillary Function Driver (afd.sys) Improper Input Validation Vulnerability

afd.sys in the Ancillary Function Driver in Microsoft Windows does not properly validate user-mode input passed to kernel mode, which allows local users to gain privileges via a crafted application.

What it said

CVE: CVE-2011-2005
Vendor: Microsoft
Product: Ancillary Function Driver (afd.sys)
CISA KEV: Listed 28 Mar 2022
Known ransomware use: Not stated
Federal remediation due: 18 Apr 2022

Recorded links

Source evidence when recorded

CISA KEV: Complete at observationRead 29 Oct 2026 at 20:17 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

Page history

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Field-level log (2)

Up to 100 recent field edits are shown; older edits may be outside retention.

23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete