CVE-2018-5390

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

May 28, 2026

Last Seen

May 28, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Nightmare-Eclipse Banned from GitHub and GitLab for Zero-Day Exploits68.0

The anonymous security researcher known as Nightmare-Eclipse has been banned from both GitHub and GitLab due to the release of multiple unpatched Windows vulnerabilities. GitHub terminated the account on May 25, 2026, after the researcher disclosed six exploits, including critical privilege escalati...