JLSEC-2026-372

A weakness has been identified in Cesanta Mongoose up to 7.20. This vulnerability affects the function handleopt of the file /src/netbuiltin.c of the component TCP Option Handler. This manipulation of the argument optlen causes infinite loop. The attack is possible to be carried out remotely. The...

CVE-2026-6985

CVE-2026-6985 affects Cesanta Mongoose up to 7.20, specifically the TCP Option Handler’s handle_opt in /src/net_builtin.c. The vulnerability arises from manipulating the argument optlen, which can cause an infinite loop. It is described as remotely exploitable, and an exploit has been made public...

CVE-2026-6985

A weakness has been identified in Cesanta Mongoose up to 7.20. This vulnerability affects the function handleopt of the file /src/netbuiltin.c of the component TCP Option Handler. This manipulation of the argument optlen causes infinite loop. The attack is possible to be carried out remotely. The...

CVE-2026-2967

A security vulnerability has been detected in Cesanta Mongoose up to 7.20. This affects the function getpeer of the file /src/netbuiltin.c of the component TCP Sequence Number Handler. The manipulation leads to improper verification of source of a communication channel. The attack may be initiate...

CVE-2026-2967 Cesanta Mongoose TCP Sequence Number net_builtin.c getpeer verification of source

A security vulnerability has been detected in Cesanta Mongoose up to 7.20. This affects the function getpeer of the file /src/netbuiltin.c of the component TCP Sequence Number Handler. The manipulation leads to improper verification of source of a communication channel. The attack may be initiate...