CVE-2021-47783

Phpwcms 1.9.30 contains a file upload vulnerability that allows authenticated attackers to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG payloads through the multiple file upload feature to potentially execute cross-site scripting attacks on the platform.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
http://www.phpwcms.org/	Product
https://www.exploit-db.com/exploits/50363	Exploit VDB Entry
https://www.vulncheck.com/advisories/phpwcms-arbitrary-file-upload	Third Party Advisory
https://www.exploit-db.com/exploits/50363	Exploit VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:phpwcms:phpwcms:1.9.30:*:*:*:*:*:*:*

History

09 Feb 2026, 14:52

Type	Values Removed	Values Added
CPE		cpe:2.3:a:phpwcms:phpwcms:1.9.30:::::::*
First Time		Phpwcms Phpwcms phpwcms
References	~~() http://www.phpwcms.org/ -~~	() http://www.phpwcms.org/ - Product
References	~~() https://www.exploit-db.com/exploits/50363 -~~	() https://www.exploit-db.com/exploits/50363 - Exploit, VDB Entry
References	~~() https://www.vulncheck.com/advisories/phpwcms-arbitrary-file-upload -~~	() https://www.vulncheck.com/advisories/phpwcms-arbitrary-file-upload - Third Party Advisory

16 Jan 2026, 22:16

Type	Values Removed	Values Added
References	~~() https://www.exploit-db.com/exploits/50363 -~~	() https://www.exploit-db.com/exploits/50363 -

16 Jan 2026, 00:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-16 00:16

Updated : 2026-02-09 14:52

NVD link : CVE-2021-47783

Mitre link : CVE-2021-47783

CVE.ORG link : CVE-2021-47783

JSON object : View

Products Affected

phpwcms

phpwcms

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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