CVE-2026-33754

Wazuh 3.9.0+ is affected by an unauthenticated DoS in the cluster protocol parser caused by a crafted header with an arbitrarily large payload length. The vulnerability arises because the length is trusted before authentication/decryption and used to allocate memory, leading to memory exhaustion ...

CVE-2026-55200

libssh2 through 1.11.1, fixed in commit 7acf3df contains an out-of-bounds write vulnerability in ssh2transportread that fails to enforce upper bounds on packetlength field. Remote attackers can send crafted SSH packets with excessively large packetlength values to corrupt heap memory and achieve...