CVE-2017-18403

MEDIUM 6.3CVE-2017-18403 · Published 02/08/2019 · updated 17/06/2026

In short

CVE-2017-18403 is a MEDIUM (CVSS 6.3) vulnerability affecting cpanel (cpanel).
Chance of exploitation in the next 30 days (EPSS): 0.83%, higher than 57.5% of all vulnerabilities.
Fix: update to 62.0.35, 64.0.42, 66.0.34, 68.0.15 or later.

Package	Affected versions	Patched versions
cpanel cpanel	`≥ 61.9999.55, < 62.0.35≥ 63.9999.74, < 64.0.42≥ 65.9999.38, < 66.0.34≥ 67.9999.64, < 68.0.15`	`62.0.3564.0.4266.0.3468.0.15`

cPanel before 68.0.15 allows code execution in the context of the nobody account via Mailman archives (SEC-337).

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Package

Affected versions

Patched versions

≥ 61.9999.55, < 62.0.35≥ 63.9999.74, < 64.0.42≥ 65.9999.38, < 66.0.34≥ 67.9999.64, < 68.0.15

62.0.3564.0.4266.0.3468.0.15

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