Windows 7 vulnerabilitiesAnd the versions its exploited flaws hit.

Product149 known exploited2 versions
The short answer

Windows 7 is made by Microsoft. We track 3,087 published vulnerabilities in it, across 2 versions. 149 of them are on the list of flaws known to be exploited, the newest added on 20 May 2026. If you run Windows 7, check your version against the exploited flaws below and patch those first.

Check your version

The most recent Windows 7 flaw added to the known-exploited list is CVE-2010-0249, on 20 May 2026. We keep watching the known-exploited list.

Versions

Which versions of Windows 7 do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.

  • CVE-2022-41128Exploited list, 8 Nov 2022

    Microsoft Windows Scripting Languages Remote Code Execution Vulnerability

    sp1
  • CVE-2012-4969Exploited list, 8 Jun 2022

    Microsoft Internet Explorer Use-After-Free Vulnerability

    all versions
  • CVE-2012-0151Exploited list, 8 Jun 2022

    Microsoft Windows Authenticode Signature Verification Remote Code Execution Vulnerability

    all versions

27 more exploited flaws name Windows 7 without a version of its own, for example as the system other affected software runs on. They are in the list below.

Showing the 30 most recently added of 149 exploited flaws. The full list is below.

Known exploited

Which Windows 7 vulnerabilities are being exploited?

50 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.

  1. 8.8
    CVE-2010-0249HighKnown exploited
    Microsoft Internet Explorer Use-After-Free Vulnerability

    Microsoft Internet Explorer contains an use-after-free vulnerability that could allow remote attackers to execute arbitrary code by accessing a pointer associated with a deleted object.

    Chance of use92%Known exploited since20 May 2026
  2. 9.3
    CVE-2010-3962CriticalKnown exploited
    Microsoft Internet Explorer Uninitialized Memory Corruption Vulnerability

    Microsoft Internet Explorer contains an uninitialized memory corruption vulnerability that could allow for remote code execution.

    Chance of use97%Known exploited since6 Oct 2025
  3. 8.8
    CVE-2013-3918HighKnown exploited
    Microsoft Windows Out-of-Bounds Write Vulnerability

    Microsoft Windows contains an out-of-bounds write vulnerability in the InformationCardSigninHelper Class ActiveX control, icardie.dll.

    Chance of use74%Known exploited since6 Oct 2025
  4. 8.8
    CVE-2011-3402HighKnown exploited
    Microsoft Windows Remote Code Execution Vulnerability

    Microsoft Windows Kernel contains an unspecified vulnerability in the TrueType font parsing engine in win32k.sys in the kernel-mode drivers that allows remote attackers to execute arbitrary code via crafted font data...

    Chance of use78%Known exploited since6 Oct 2025
  5. 7.8
    CVE-2021-43226HighKnown exploited
    Microsoft Windows Privilege Escalation Vulnerability

    Microsoft Windows Common Log File System Driver contains a privilege escalation vulnerability that could allow a local, privileged attacker to bypass certain security mechanisms.

    Chance of use3.3%Known exploited since6 Oct 2025
  6. 7.8
    CVE-2018-8639HighKnown exploited
    Microsoft Windows Win32k Improper Resource Shutdown or Release Vulnerability

    Microsoft Windows Win32k contains an improper resource shutdown or release vulnerability that allows for local, authenticated privilege escalation.

    Chance of use22%Known exploited since3 Mar 2025
  7. 8.8
    CVE-2018-0824HighKnown exploited
    Microsoft COM for Windows Deserialization of Untrusted Data Vulnerability

    Microsoft COM for Windows contains a deserialization of untrusted data vulnerability that allows for privilege escalation and remote code execution via a specially crafted file or script.

    Chance of use73%Known exploited since5 Aug 2024
  8. 8.8
    CVE-2012-4792HighKnown exploited
    Microsoft Internet Explorer Use-After-Free Vulnerability

    Microsoft Internet Explorer contains a use-after-free vulnerability that allows a remote attacker to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly allocated...

    Chance of use79%Known exploited since23 Jul 2024
Exploit likelihood

Which Windows 7 flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. >99%
    CVE-2015-1635CriticalKnown exploited

    HTTP.sys in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2 allows remote attackers to execute arbitrary code via crafted HTTP requests, aka "HTTP.sys...

    CVSS9.8Published14 Apr 2015
  2. 97%

    Buffer overflow in the Telnet service in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2 allows...

    CVSS10.0Published13 Jan 2015
  3. 97%
    CVE-2010-3962CriticalKnown exploited

    Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code via vectors related to Cascading Style Sheets (CSS) token sequences and the clip attribute,...

    CVSS9.3Published5 Nov 2010
  4. 96%

    Schannel in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote...

    CVSS10.0Published11 Nov 2014
  5. 95%
    CVE-2014-6332HighKnown exploited

    OleAut32.dll in OLE in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1...

    CVSS8.8Published11 Nov 2014
  6. 94%
    CVE-2016-0189HighKnown exploited

    The Microsoft (1) JScript 5.8 and (2) VBScript 5.7 and 5.8 engines, as used in Internet Explorer 9 through 11 and other products, allow remote attackers to execute arbitrary code or cause a denial of service (memory...

    CVSS7.5Published11 May 2016
  7. 87%
    CVE-2014-6324HighKnown exploited

    The Kerberos Key Distribution Center (KDC) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2...

    CVSS8.8Published18 Nov 2014
EdgeProtect

Running Windows 7? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

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  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
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We track 3,087 published vulnerabilities listed under the name Windows 7, across 2 versions. The most recent Windows 7 flaw added to the known-exploited list is CVE-2010-0249, on 20 May 2026.

149 are on the list of flaws known to be exploited. The most recently added are CVE-2010-0249, CVE-2010-3962 and CVE-2013-3918.

Each flaw names its own versions, usually as ranges. The newest, CVE-2022-41128, affects sp1. The versions for every exploited flaw are listed on this page.

Create a EdgeProtect account and track Windows 7. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.