High (7.5) in simple sign on project simple sign on. EPSS 0.8% chance of exploitation in the next 30 days.
The Simple Single Sign On WordPress plugin through 4.1.0 leaks its OAuth client_secret, which could be used by attackers to gain unauthorized access to the site.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)