CVE-2026-102664

ProxySQL is a proxy for MySQL and its forks, as well as PostgreSQL. Prior to 3.0.10, 3.1.10, and 4.0.10, decompressmysqlpayload in lib/mysqldatastream.cpp accepts a zlib stream when uncompress returns ZOK without checking that the actual output length equals the attacker-controlled payloadlength...