cybercrime.clubhttps://cybercrime.club/tags/curl/Infrastructure security news for people who build infrastructure.Hugo -- gohugo.ioen-usTue, 30 Jun 2026 11:00:21 -0400Public PoC Drops for Critical libssh2 Heap Overflow — curl, Git, and PHP All Carry the Flawhttps://cybercrime.club/posts/libssh2-cve-2026-55200-poc-ssh-heap-overflow-rce/Tue, 30 Jun 2026 11:00:21 -0400https://cybercrime.club/posts/libssh2-cve-2026-55200-poc-ssh-heap-overflow-rce/A public PoC was released June 29 for CVE-2026-55200, a CVSS 9.2 heap overflow in libssh2 ≤ 1.11.1 that lets a malicious SSH server execute code on any connecting client. curl, Git, PHP, and a long tail of appliances all link the library.vulnerabilities