Vulnerability · Published Aug 20, 2026 · Assigned by microsoft
CVE-2026-55015Microsoft Remote Help Denial of Service Vulnerability
Medium 5.5
In plain English
A medium-severity uncontrolled search path in Windows Remote Help from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)1.0%top 37.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Uncontrolled search path element in Windows Remote Help allows an authorized attacker to deny service locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Remote Help | 5.0.0.0 – before 5.2.1040.0 |
Weakness: CWE-427 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
References
- Microsoft Remote Help Denial of Service Vulnerability vendor-advisory, patch