Extplorer
CVE-2023-40628
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required. |
| Exploit ScenarioDerived | A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
A reflected XSS vulnerability was discovered in the Extplorer component for Joomla. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
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 Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. A reflected XSS vulnerability was discovered in the Extplorer component for Joomla. Affected products include: Extplorer.
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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:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
A reflected XSS vulnerability was discovered in the Extplorer component for Joomla.
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
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)NVD
Unauthenticated remote attackers can bypass authentication in eXtplorer 2.1.14 by manipulating the login request so pass
eXtplorer 2.1.15 is vulnerable to Insecure Permissions. Rated high severity (CVSS 8.8), this vulnerability is remotely e
Insecure Permissions vulnerability found in Extplorer File manager eXtplorer v.2.1.15 allows a remote attacker to execut
Directory traversal vulnerability in unzip/extract feature in eXtplorer 2.1.9 allows remote attackers to execute arbitra
Cross-site request forgery (CSRF) vulnerability in eXtplorer 2.1 RC3 and earlier allows remote attackers to hijack the a
A security flaw has been discovered in soerennb eXtplorer up to 2.1.15. Rated medium severity (CVSS 5.1), this vulnerabi
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the us
Cross-site request forgery (CSRF) vulnerability in eXtplorer before 2.1.8 allows remote attackers to hijack the authenti
Multiple cross-site scripting (XSS) vulnerabilities in eXtplorer 2.1.3, when used as a component for Joomla!, allow remo
Multiple cross-site scripting (XSS) vulnerabilities in eXtplorer before 2.1.7 allow remote attackers to inject arbitrary
eXtplorer 2.1.0b6 uses world writable permissions for the /var/lib/extplorer/ftp_tmp directory, which allows local users
GitHub PoC
Exploit-DB