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CVE-2022-34709VulnerabilityPublished Updated

CVE-2022-34709: Microsoft Windows 10 Version 1809 · Security Feature Bypass

Affects Microsoft Windows 10 Version 1809Source CVE Database V5

0

Not known to be exploited · CVSS 6.0 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
6.0Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.1% chance of exploitation in 30 days – higher than 67% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 Aug 2022

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
Microsoft Windows 10 Version 1809Affected
  • =10.0.17763.0
Fixed in–

AI-suggested

European organizations should prioritize upgrading affected systems from Windows 10 Version 1809 to supported, more recent Windows 10 or Windows 11 versions where this vulnerability is addressed or mitigated. Since no specific patch links are provided, organizations should consult Microsoft's official security advisories and update channels regularly to apply any released patches promptly. In the interim, organizations should enforce strict access controls to limit local administrative privileges, implement robust endpoint detection and response (EDR) solutions to monitor for suspicious activity indicative of credential theft or privilege escalation, and conduct regular audits of privileged accounts. Network segmentation can reduce the impact of lateral movement if credentials are compromised. Additionally, employing multi-factor authentication (MFA) can mitigate the risk of credential misuse even if Credential Guard protections are bypassed. Organizations should also review and harden their security policies around legacy systems and plan for decommissioning or upgrading unsupported Windows versions to reduce exposure.

Description

Windows Defender Credential Guard Security Feature Bypass Vulnerability

References

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