Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2021-47783 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://www.exploit-db.com/exploits/50363 CISA-ADPExploitVDB Entry
https://www.exploit-db.com/exploits/50363 [email protected]ExploitVDB Entry
https://www.vulncheck.com/advisories/phpwcms-arbitrary-file-upload [email protected]Third Party Advisory
http://www.phpwcms.org/ [email protected]Product

Weakness Enumeration

CWE-IDCWE NameSource
CWE-434Unrestricted Upload of File with Dangerous Type[email protected]

Affected Products

ProductVersions
phpwcms phpwcms
1.9.30

CPE

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

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-47783
NVD Published Date:
Jan 16, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-47783 Details - Not Deferred