{"uuid": "7f4c1913-5232-41bc-babc-b6ef26797097", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55200", "type": "seen", "source": "https://thehackernews.com/2026/06/public-poc-released-for-critical.html", "content": "A public proof-of-concept is now out for CVE-2026-55200, a critical flaw in libssh2 that lets a malicious or compromised SSH server trigger memory corruption on a connecting client, with possible code execution. No credentials, no user interaction. The bug affects every release up to and including 1.11.1 and carries a CVSS 4.0 score of 9.2.\n\nlibssh2 is a client-side SSH library, not a server.", "creation_timestamp": "2026-06-29T10:01:00.301397Z"}