PYSEC-2026-3033 python-engineio has possible denial of service due to maximum payload size sometimes not being enforced

Impact There are two specific configurations of the python-engineio server in which the size of incoming messages is not checked before the messages are loaded into memory. An attacker can take advantage of these to cause unnecessary memory allocations in the python-engineio server. The two cases...

CVE-2026-23747

Golioth Firmware SDK version 0.10.0 prior to 0.22.0, fixed in commit 48f521b, contain a stack-based buffer overflow in Payload Utils. The goliothpayloadasint and goliothpayloadasfloat helpers copy network-supplied payload data into fixed-size stack buffers using memcpy with a length derived from...