CVE-2020-26099

HIGH

cPanel < 88.0.3 - SMTP Greylisting Protection Bypass

Title source: llm
STIX 2.1

Description

cPanel before 88.0.3 allows attackers to bypass the SMTP greylisting protection mechanism (SEC-491).

References (1)

Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://docs.cpanel.net/changelogs/88-change-log/

Scores

CVSS v3 7.5
EPSS 0.0060
EPSS Percentile 69.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

Status published
Products (1)
cpanel/cpanel < 88.0.3
Published Sep 25, 2020
Tracked Since Feb 18, 2026