Libssh2: >> Libssh2 >> 1.11.1 Security Vulnerabilities
libssh2 through 1.11.1, fixed in commit 7acf3df contains an out-of-bounds write vulnerability in ssh2_transport_read() that fails to enforce upper bounds on packet_length field. Remote attackers can send crafted SSH packets with excessively large packet_length values to corrupt heap memory and achieve remote code execution.
CVSS Score
9.2
EPSS Score
0.04
Published
2026-06-17