Medium (5.3). EPSS 0.4% chance of exploitation in the next 30 days.
Client-Side Enforcement of Server-Side Security vulnerability in Highfivery LLC Zero Spam allows Removing Important Client Functionality.This issue affects Zero Spam: from n/a through 5.5.6.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)