EUVD-2026-77053

A vulnerability was determined in davenardella snap7 up to 1.4.3. The affected element is the function TSnap7MicroClient::opUpload of the file src/core/s7microclient.cpp. Executing a manipulation of the argument DataLen can lead to memory corruption. The attack can be executed remotely. The explo...

CVE-2026-90572

A memory corruption vulnerability was identified in davenardella/snap7 (versions up to 1.4.3 ), affecting the function TSnap7MicroClient::opUpload in src/core/s7_micro_client.cpp. Manipulating the DataLen argument can trigger the corruption. The attack is remote over the network but requires high...