CVE-2026-55144: CWE-325: Missing Cryptographic Step in Microsoft Windows 11 Version 24H2
Missing cryptographic step in Windows CryptoAPI allows an authorized attacker to perform tampering locally.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-325, arises from a missing cryptographic step in the Windows CryptoAPI component of Windows 11 Version 24H2 (build 10.0.26100.0). An attacker with local authorized access can exploit this flaw to perform tampering, potentially compromising the integrity and confidentiality of cryptographic operations. The CVSS v3.1 base score is 7.1, indicating high severity, with attack vector local, low attack complexity, and privileges required as low. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
An authorized local attacker can exploit this vulnerability to tamper with cryptographic operations, leading to high confidentiality and integrity impacts. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55144 to remediate this issue.
CVE-2026-55144: CWE-325: Missing Cryptographic Step in Microsoft Windows 11 Version 24H2
Description
Missing cryptographic step in Windows CryptoAPI allows an authorized attacker to perform tampering locally.
CVSS v3.1
Score 7.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-325, arises from a missing cryptographic step in the Windows CryptoAPI component of Windows 11 Version 24H2 (build 10.0.26100.0). An attacker with local authorized access can exploit this flaw to perform tampering, potentially compromising the integrity and confidentiality of cryptographic operations. The CVSS v3.1 base score is 7.1, indicating high severity, with attack vector local, low attack complexity, and privileges required as low. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
An authorized local attacker can exploit this vulnerability to tamper with cryptographic operations, leading to high confidentiality and integrity impacts. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55144 to remediate this issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-16T15:03:49.682Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55144","vendor":"Microsoft"}]
Threat ID: 6a566f8168715ace43e6bf9f
Added to database: 07/14/2026, 17:18:57 UTC
Last enriched: 07/14/2026, 17:48:10 UTC
Last updated: 07/14/2026, 20:47:16 UTC
Views: 4
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