Medium (5.9) in great southern bank great southern mobile banking. EPSS 0.5% chance of exploitation in the next 30 days.
The Great Southern Bank Great Southern Mobile Banking app before 4.0.4 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Severity
CVSS 3.0
5.9 medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 41% of CVEs (scores of 2026-10-31)