In a rapidly evolving digital landscape, device security has become an essential pillar of personal computing. For millions of Windows 11 users, Microsoft Defender acts as the primary gatekeeper against an ever-expanding array of viruses, malware, and nefarious cyber threats. While many...
In a significant development for users of legacy Windows systems, 0patch, a service provided by ACROS Security, has announced an extension of its security support for Windows 7 and Windows Server 2008 R2 until January 2027. This move offers a lifeline to organizations and individuals who...
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Microsoft’s April 2025 update for Windows 11 has introduced a curious and somewhat controversial change: the automatic creation of an empty “inetpub” folder directly on the system drive, typically the C: drive. While this may appear as an innocuous or even erroneous artifact to many users, it...
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The Mysterious “inetpub” Folder: An Unexpected Windows 11 Quirk
Windows 11 users have recently encountered an unexpected twist following the cumulative update KB5055523—a seemingly innocuous yet puzzling folder named “inetpub” appearing on the C drive. This odd discovery, highlighted by multiple...
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The recent Windows 11 24H2 update released in April 2025 has stirred notable interest among users and IT professionals alike due to the unexpected appearance of an empty folder named "inetpub" on the root of the system drive, usually C:. This seemingly innocuous addition has caused confusion as...
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The recent April 2025 update for Windows 11, notably the 24H2 Patch Tuesday update (KB5055523), introduced an unexpected element to many users' systems: an empty folder named "inetpub" appearing in the root of the system drive (usually C:). For users unfamiliar with Microsoft’s Internet...
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cve-2025-21204
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The inetpub folder that recently appeared on Windows 11 systems following the April 2025 cumulative updates has sparked considerable intrigue and concern among users and IT professionals alike. While traditionally associated with Internet Information Services (IIS) — Microsoft's web server...
cve-2025-21204
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The recent emergence of the "inetpub" folder in Windows 11 systems has stirred a mix of curiosity and concern among users and IT professionals alike. Introduced as part of Microsoft's April 2025 cumulative update, this seemingly innocuous, empty directory located at the root of the system drive...
cve-2025-21204
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The recent introduction of the "inetpub" folder in Windows 11's April 2025 cumulative update has sparked considerable discussion within the Windows community, raising critical questions about system security and update strategies. While some users initially perceived the folder as an innocuous...
cve-2025-21204
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The sudden appearance of an empty "inetpub" folder on Windows 11 systems following the April 2025 cumulative update (notably KB5055523) has caused a stir among users and IT professionals alike. Initially bewildering and often mistaken for a glitch or unwanted artifact, this folder is, in fact, a...
cve-2025-21204
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The recent Windows 11 update issued in April 2025 has introduced a curious new element to many users' systems: an empty folder named "inetpub" appearing at the root of the system drive, usually C:. This unexpected addition has sparked considerable discussion, especially among IT professionals...
cve-2025-21204
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Microsoft's recent April 2025 patch for Windows introduced a curious and controversial change that has IT administrators and security experts buzzing—a mysterious "inetpub" folder appearing by default on systems, including those not using Internet Information Services (IIS). Far from a mere...
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The recent appearance of an unexpected "inetpub" folder on Windows 11 systems following the April 2025 update has stirred considerable curiosity—and concern—among users and IT professionals alike. Although seemingly innocuous, empty, and unassuming, this folder is far from an accident or an...
cve-2025-21204
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filesystem permissions
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Microsoft's recent April 2025 Patch Tuesday update for Windows 11—specifically update KB5055523—introduced an unexpected yet purposeful change that has stirred curiosity and concern among users and IT professionals alike: the mysterious creation of an empty folder named inetpub on the system...
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april 2025 update
cve-2025-21204
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The recent introduction of the inetpub folder on Windows 11 systems, especially following the April 2025 cumulative update, has sparked significant discussion and concern within the Windows community. While the folder's appearance may seem innocuous—or even suspicious at first sight—its presence...
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inetpub folder
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Here is a summary of the original Petri article on the Windows 11 'inetpub' folder security risk:
What happened?
After the April 2025 Patch Tuesday update, a new "inetpub" folder started appearing on Windows 10 and 11 machines.
Microsoft created this folder to help patch a bug (CVE-2025-21204)...
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cve-2025-21204
cyberattack prevention
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Beginning with the April 2025 cumulative update for Windows 11 (and concurrently Windows 10), users have encountered a surprising and seemingly innocuous new folder called "inetpub" appearing on the root of their system drives, usually C:. Traditionally, the inetpub folder is associated with...
cybersecurity
directory junction
file system security
iis
inetpub folder
local user rights
malicious exploits
microsoft updates
security best practices
servicing stack
symbolic links
system administration
systemprotectionsystem vulnerabilities
windows 11
windows patch
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windows update
The "inetpub" folder that appeared on your system after the April 2025 Windows 11 update (KB5055523) is not an accidental or superfluous addition. Instead, it is a deliberate and important part of a security patch addressing a specific vulnerability known as CVE-2025-21204. This vulnerability...
cve-2025-21204
filesystem security
iis
inetpub folder
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local attack prevention
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Windows 11’s April 2025 cumulative update introduced a curious new element to many systems — an empty folder named "inetpub" located at the root of the system drive. While this folder traditionally relates to Microsoft's Internet Information Services (IIS) web server, its unexpected presence on...
april 2025 update
cve-2025-21204
cybersecurity
directory junction
directory junctions
file system security
filesystem permissions
filesystem security
folder permissions
iis
inetpub folder
it security
junction points
kb5055523
malware prevention
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permission hardening
privilege escalation
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security best practices
security mitigation
security patch
servicing stack
symbolic links
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system folder management
system hardening
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system update
system vulnerabilities
update management
windows 11
windows 2025 update
windows defender
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windows vulnerabilities
Here's a summary of the issue with the inetpub folder in Windows 11, and a temporary fix as suggested by the article:
Why is the Inetpub Folder Vulnerable?
Starting with the April 2025 Windows 11 update, a new empty inetpub folder is created on every system's C drive as a workaround for a prior...
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inetpub folder
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