AUGUST 4, 2026
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Case File

CVE-2020-28026

CRITICAL · CVSS 9.8 EPSS 9.25%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-06 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2020-28026
Severity
CRITICAL
CVSS
9.8
EPSS
9.25%

Original NVD Description

Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters, relevant in non-default configurations that enable Delivery Status Notification (DSN). Certain uses of ORCPT= can place a newline into a spool header file, and indirectly allow unauthenticated remote attackers to execute arbitrary commands as root.

Related CVEs

Other vulnerabilities affecting the same vendor(s)