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Medium 5.5Published Aug 20, 2026
CVE-2026-55015Microsoft Remote Help Denial of Service Vulnerability
Updated under an hour ago ()
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It affects Microsoft Windows Remote Help and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Uncontrolled search path element in Windows Remote Help allows an authorized attacker to deny service locally.
- CVSS
- 5.5 MEDIUM (v3.1, CNA)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
- Weakness (CWE)
- CWE-427
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microsoft Windows Remote Help microsoft:windows_remote_help (from the name) | from 5.0.0.0 before 5.2.1040.0 | CNA record |
microsoft remote_help microsoft:remote_help | before 5.2.1040.0 | NVD |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55015vendor-advisory, patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.