CVE-2021-42654

—

CVSS 3.1

9.8 critical

EPSS

2%p76

Published

May 24, 2022 (May 24, 2022)

Modified

Jun 17, 2026

Description

SiteServer CMS < V5.1 is affected by an unrestricted upload of a file with dangerous type (getshell), which could be used to execute arbitrary code.

Vendors: sscms
Products: siteserver cms
Weakness: CWE-434
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.7%)

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