CVE-2018-1000656

Name of the Vulnerable Software and Affected Versions Flask versions prior to 0.12.3

Description The issue is related to improper input validation, which can result in a large amount of memory usage, possibly leading to denial of service. This can be exploited when an attacker provides JSON data in incorrect encoding.

Recommendations For versions prior to 0.12.3, update to version 0.12.3 to resolve the issue. As a temporary workaround, consider restricting the handling of JSON data with incorrect encoding to minimize the risk of exploitation.