{"uuid": "7e21062b-90d7-4e4a-ad87-076ee384f9fe", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-55200", "type": "seen", "source": "https://mastodon.social/ap/users/115426718704364579/statuses/116840194296466627", "content": "\ud83d\udcf0 Critical Pre-Auth RCE Flaw in libssh2 Library Poses Widespread Risk\n\ud83d\udea8 CRITICAL VULNERABILITY: A pre-auth RCE flaw (CVE-2026-55200, CVSS 9.8) in the widely used libssh2 library puts countless apps at risk. Malicious SSH servers can exploit clients. PoC is public. #CyberSecurity #Vulnerability #RCE #SupplyChain\n\ud83c\udf10 cyber[.]netsecops[.]io\n\ud83d\udd17 https://cyber.netsecops.io/articles/critical-pre-auth-rce-flaw-cve-2026-55200-in-libssh2-library/?utm_source=mastodon&utm_medium=\u2026", "creation_timestamp": "2026-06-30T17:17:59.583576Z"}