The host is installed with Xcode before 11.4.1 on Apple Mac OS X 10.15.2 or later or Git before 2.17.4, 2.26.0 before 2.26.1, 2.25.0 before 2.25.3, 2.24.0 before 2.24.2, 2.23.0 before 2.23.2, 2.22.0 before 2.22.3, 2.21.0 before 2.21.2, 2.20.0 before 2.20.3, 2.19.0 before 2.19.4 or 2.18.0 before 2.18.3 and is prone to an improper input validation vulnerability. A flaw is present in the application, which fails to properly handle newline character. Successful exploitation allows an attacker disclose credential information to be provided for the wrong host.