CVE-2026-49788: CWE-770: Allocation of Resources Without Limits or Throttling in Microsoft Windows 10 Version 1607
Allocation of resources without limits or throttling in HTTP/2 allows an unauthorized attacker to deny service over a network.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-770, affects Microsoft Windows 10 Version 1607 (build 10.0.14393.0). It involves the allocation of resources without proper limits or throttling in the HTTP/2 protocol implementation, which can be exploited by an unauthorized attacker to cause a denial of service condition. The CVSS v3.1 base score is 7.5, indicating high severity, with network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this vulnerability remotely without authentication or user interaction to cause a denial of service by exhausting resources allocated for HTTP/2 connections. This results in service disruption on affected Windows 10 Version 1607 systems.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users and administrators should apply the provided security update from the Microsoft Security Response Center to remediate this issue. No additional mitigations are specified or required once the patch is applied.
CVE-2026-49788: CWE-770: Allocation of Resources Without Limits or Throttling in Microsoft Windows 10 Version 1607
Description
Allocation of resources without limits or throttling in HTTP/2 allows an unauthorized attacker to deny service over a network.
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-770, affects Microsoft Windows 10 Version 1607 (build 10.0.14393.0). It involves the allocation of resources without proper limits or throttling in the HTTP/2 protocol implementation, which can be exploited by an unauthorized attacker to cause a denial of service condition. The CVSS v3.1 base score is 7.5, indicating high severity, with network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this vulnerability remotely without authentication or user interaction to cause a denial of service by exhausting resources allocated for HTTP/2 connections. This results in service disruption on affected Windows 10 Version 1607 systems.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users and administrators should apply the provided security update from the Microsoft Security Response Center to remediate this issue. No additional mitigations are specified or required once the patch is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-01T17:02:37.207Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49788","vendor":"Microsoft"}]
Threat ID: 6a566f6d68715ace43e6b539
Added to database: 07/14/2026, 17:18:37 UTC
Last enriched: 08/13/2026, 14:23:22 UTC
Last updated: 08/26/2026, 22:52:11 UTC
Views: 101
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