Investigate in your agent.

Turn this advisory into a focused investigation. Ask your agent to check your project’s versions, explain the evidence, and suggest a compatible fix.

Your agent needs remote MCP support and access to https://cve.new/mcp.

Read the setup guide

Skip to content
cve.new Create a CVE report
Check your stack
CVE-2026-55015medium5.5

Microsoft Remote Help Denial of Service Vulnerability

Impact

Microsoft Windows Remote Help version 5.0.0.0 is affected by a denial of service vulnerability due to an uncontrolled search path element, allowing an authorized local attacker to deny service. The vulnerability is present in versions before 5.2.1040.0.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Microsoft · microsoft

Windows Remote Help

1 range
microsoft version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

5.0.0.0 → before 5.2.1040.0

custom versions

unaffected

unknown

Other versions: unknown

Original source description

Uncontrolled search path element in Windows Remote Help allows an authorized attacker to deny service locally.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-55015

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-427 ↗

CWE-427: Uncontrolled Search Path Element

microsoft

Related →

Environment requirements

These conditions apply together as specified by the publisher. A matching product name alone does not establish exposure.

microsoft · platform conditions

Any condition may hold

Vulnerable product

cpe:2.3:a:microsoft:windows-remote-help:*:*:*:*:*:*:*:*

From (inclusive): 5.0.0.0

Before: 5.2.1040.0

Original applicability statements
[
  {
    "nodes": [
      {
        "operator": "OR",
        "negate": false,
        "cpeMatch": [
          {
            "vulnerable": true,
            "criteria": "cpe:2.3:a:microsoft:windows-remote-help:*:*:*:*:*:*:*:*",
            "versionStartIncluding": "5.0.0.0",
            "versionEndExcluding": "5.2.1040.0"
          }
        ]
      }
    ]
  }
]
Contributing organizations · 2
microsoft

Assigning organization

2026-10-30
CISA-ADP

Additional data publisher

2026-08-21

What changed

Follow changes
No substantive changes have been recorded here yet. History starts when cve.new observes a change after tracking is enabled; earlier edits are not reconstructed.

Large field values are marked as truncated previews. Original source snapshots remain retained.

References

1 sources
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55015
vendor-advisorymicrosoft