Microsoft Remote Help vulnerabilities

3 CVEs affecting Microsoft Remote Help, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-55015, published 2026-08-20.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2026-55015, published 2026-08-20. Medium severity, CVSS 5.5. EPSS: 1% chance of exploitation in the next 30 days. Uncontrolled search path element in Windows Remote Help allows an authorized attacker to deny service locally.
• CVE-2026-55013, published 2026-08-20. High severity, CVSS 7.1. EPSS: 0.5% chance of exploitation in the next 30 days. Uncontrolled search path element in Windows Remote Help Defense allows an authorized attacker to perform spoofing locally.
• CVE-2026-55014, published 2026-07-14. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. Improper access control in Windows Remote Help Defense allows an authorized attacker to elevate privileges locally.