CVE-2026-55015: CWE-427: Uncontrolled Search Path Element in Microsoft Windows Remote Help
Description
Uncontrolled search path element in Windows Remote Help allows an authorized attacker to deny service locally.
CVSS v3.1
Score 5.5medium
Affected software
Microsoft
Windows Remote Help
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-427) in Windows Remote Help arises from an uncontrolled search path element, which can be exploited by an authorized local attacker to deny service on the affected system. The CVSS 3.1 vector indicates low attack complexity, low privileges required, no user interaction, and no impact on confidentiality or integrity, but high impact on availability. The affected versions are Windows Remote Help versions greater than or equal to 5.0.0.0 and less than 5.2.1040.0. Microsoft has published an official fix for this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to cause denial of service on the affected Windows Remote Help component. There is no impact on confidentiality or integrity. The availability of the service is impacted, potentially disrupting legitimate use of Windows Remote Help.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users and administrators should apply the provided patch from the Microsoft Security Response Center advisory to remediate this issue. No additional mitigation steps are required once the official fix is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-16T14:12:44.284Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55015","vendor":"Microsoft"}]
Threat ID: 6a877787acd9273b492c5e46
Added to database: 08/20/2026, 21:54:15 UTC
Last enriched: 09/29/2026, 02:50:04 UTC
Last updated: 10/04/2026, 19:00:59 UTC
Views: 49
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