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Vulnerability Intelligence

CVE-2022-50912

CRITICAL9.8

ImpressCMS 1.4.4 - Unrestricted File Upload

Published Jan 13, 2026

Modified Yesterday

No fix available

Details

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.

References

WEBhttps://github.com/ImpressCMS/impresscms ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2022-50912 DETECTIONhttps://www.exploit-db.com/exploits/50890 WEBhttps://www.impresscms.org/ADVISORYhttps://www.vulncheck.com/advisories/impresscms-unrestricted-file-upload

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedJan 13, 2026

ModifiedJan 13, 2026

CVE-2022-50912 | Mondoo Vulnerability Intelligence