CVE-2020-13254: Potential data leakage via malformed memcached keys
In cases where a memcached backend does not perform key validation, passing
malformed cache keys could result in a key collision, and potential data leakage.
In order to avoid this vulnerability, key validation is added to the memcached
cache backends.
CVE-2020-13596: Possible XSS via admin ForeignKeyRawIdWidget
Query parameters for the admin ForeignKeyRawIdWidget were not properly URL
encoded, posing an XSS attack vector. ForeignKeyRawIdWidget now ensures query
parameters are correctly URL encoded.