Welcart
CVE-2023-40219
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V5 - File Handling File type validation, storage isolation
MITRE ATT&CK
2 techniques across 2 tactics: Command and Control, Persistence The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 7.2 (HIGH). Attack characteristics: network attack vector, low complexity, high privileges required, no user interaction not required. |
| Exploit ScenarioDerived | A remote attacker could upload malicious files that can be executed on the server by sending crafted requests to the affected application. |
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Alert meAnalysisAI
Welcart e-Commerce versions 2.7 to 2.8.21 allows a user with editor or higher privilege to upload an arbitrary file to an unauthorized directory. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. Welcart e-Commerce versions 2.7 to 2.8.21 allows a user with editor or higher privilege to upload an arbitrary file to an unauthorized directory. Affected products include: Welcart Welcart E-Commerce.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
Welcart e-Commerce versions 2.7 to 2.8.21 allows a user with editor or higher privilege to upload an arbitrary file to an unauthorized directory.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Malicious file upload attacks exploit insufficient validation when web applications accept user-provided files.
Affected Products (CPE)NVD
The Welcart e-Commerce WordPress plugin before 2.9.5 unserializes user input from cookies, which could allow unautehtnia
Unauth. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low
The Welcart e-Commerce WordPress plugin before 2.9.5 does not validate files to be uploaded, as well as does not have au
The usc-e-shop (aka Collne Welcart e-Commerce) plugin before 1.9.36 for WordPress allows Object Injection because of usc
The Welcart e-Commerce plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on th
Multiple SQL injection vulnerabilities in the Welcart e-Commerce plugin 1.3.12 for WordPress allow remote attackers to e
The Welcart e-Commerce WordPress plugin before 2.8.4 does not have authorisation and CSRF in an AJAX action, allowing an
The Welcart e-Commerce WordPress plugin before 2.9.5 does not sanitise and escape a parameter before outputting it back
The Welcart e-Commerce WordPress plugin before 2.8.4 does not sanitise and escape some parameters, which could allow any
Welcart e-Commerce 2.11.6 and earlier versions contains an untrusted data deserialization vulnerability. Rated high seve
SQL injection vulnerability in Welcart e-Commerce prior to 2.11.2 allows an attacker who can login to the product to obt
SQL injection vulnerability in Order Data Edit page of Welcart e-Commerce versions 2.7 to 2.8.21 allows a user with edit
GitHub PoC
Exploit-DB