High (8.8). EPSS 0.6% chance of exploitation in the next 30 days.
Authentication Bypass Using an Alternate Path or Channel vulnerability in Saad Iqbal Post SMTP post-smtp allows Authentication Bypass.This issue affects Post SMTP: from n/a through <= 3.2.0.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)