About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
Released April 15, 2020
Available for: macOS Catalina 10.15.2 and later
Impact: A crafted git URL that contains a newline in it may cause credential information to be provided for the wrong host
Description: This issue was addressed by forbidding a newline character in any value passed via the credential protocol.
CVE-2020-5260: Felix Wilhelm of Google Project Zero