{"uuid": "a9860c87-c0b5-4c30-b439-ad455b6b258d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-4408", "type": "seen", "source": "https://bsky.app/profile/securitycyberuk.bsky.social/post/3mogtzprdza2q", "content": "\ud83d\udea8 CRITICAL ALERT: CVE-2026-4408\n\nCVSS 9.0/10\n\n\ud83d\udccb WHAT IT IS:\nA flaw was found in Samba. A remote attacker can exploit a misconfiguration in Samba file servers and classic domain controllers that use the \"check password script\" feature. If this script is configured with the %u substitution character, ", "creation_timestamp": "2026-06-16T22:31:00.976761Z"}