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NVD Vulnerability Details :
CVE-2021-47783
Analyzed
More InfoOfficial Page
Source-disclosure@vulncheck.com
View Known Exploited Vulnerability (KEV) details
Published At-16 Jan, 2026 | 00:16
Updated At-09 Feb, 2026 | 14:52

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.05.3MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Secondary3.15.4MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Type: Secondary
Version: 4.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: Secondary
Version: 3.1
Base score: 5.4
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CPE Matches
phpwcms
phpwcms
>>phpwcms>>1.9.30
cpe:2.3:a:phpwcms:phpwcms:1.9.30:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-434Secondarydisclosure@vulncheck.com
CWE ID: CWE-434
Type: Secondary
Source: disclosure@vulncheck.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://www.phpwcms.org/disclosure@vulncheck.com
Product
https://www.exploit-db.com/exploits/50363disclosure@vulncheck.com
Exploit
VDB Entry
https://www.vulncheck.com/advisories/phpwcms-arbitrary-file-uploaddisclosure@vulncheck.com
Third Party Advisory
https://www.exploit-db.com/exploits/50363134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit
VDB Entry
Hyperlink: http://www.phpwcms.org/
Source: disclosure@vulncheck.com
Resource:
Product
Hyperlink: https://www.exploit-db.com/exploits/50363
Source: disclosure@vulncheck.com
Resource:
Exploit
VDB Entry
Hyperlink: https://www.vulncheck.com/advisories/phpwcms-arbitrary-file-upload
Source: disclosure@vulncheck.com
Resource:
Third Party Advisory
Hyperlink: https://www.exploit-db.com/exploits/50363
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Resource:
Exploit
VDB Entry
Change History
0Changes found
Details not found