CVE-2026-55015: remote help before 5.2.1040.0 (exclusive); +1 more affected products

CVE-2026-55015. CVSS 3.1 base score 5.5 (MEDIUM, Vendor/CNA). EPSS 0.00977 (percentile 0.61496), scored 17-Oct-2026.

Affected technology

remote help · before 5.2.1040.0 (exclusive)
microsoft

Windows Remote Help · 5.0.0.0 to before 5.2.1040.0
Microsoft

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

An authorized attacker can deny service locally. Vendor/CNA’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 18-Oct-2026 20:24 UTC

CWE: CWE-427
CCR priority: 22.2 /100 (P4)
CVSS 3.1: 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
EPSS: 0.00977 · percentile 0.61496 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 20:23:06.032219+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-55015.html