In JetBrains Kotlin before 1.4.21, a vulnerable Java API was used for temporary file and folder creation. An attacker was able to read data from such files and list directories due to insecure permissions.
{
"severity": "MODERATE",
"cwe_ids": [
"CWE-276"
],
"nvd_published_at": "2021-02-03T16:15:00Z",
"github_reviewed_at": "2022-06-23T18:04:48Z",
"github_reviewed": true
}