CVE-2022-50912

EUVD-2026-2619
ImpressCMS 1.4.4 contains a file upload vulnerability with weak extension sanitization that allows attackers to upload potentially malicious files. Attackers can bypass file upload restrictions by using alternative file extensions .php2.php6.php7.phps.pht to execute arbitrary PHP code on the server.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulnCheckCNA
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 40%
Affected Products (NVD)
VendorProductVersion
impresscmsimpresscms
1.4.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/ImpressCMS/impresscms
https://www.exploit-db.com/exploits/50890
https://www.impresscms.org/
https://www.vulncheck.com/advisories/impresscms-unrestricted-file-upload