Multiple vulnerabilities in The LuxCal Web Calendar
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 4 |
| CVE-ID | CVE-2025-25221 CVE-2025-25222 CVE-2025-25223 CVE-2025-25224 |
| CWE-ID | CWE-89 CWE-22 CWE-306 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
LuxCal Web Calendar Web applications / Modules and components for CMS |
| Vendor | LuxSoft |
Security Bulletin
This security bulletin contains information about 4 vulnerabilities.
1) SQL injection
EUVDB-ID: #VU104053
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2025-25221
CWE-ID:
CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary SQL queries in database.
The vulnerability exists due to insufficient sanitization of user-supplied data in pdf.php. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.
Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.
MitigationInstall update from vendor's website.
Vulnerable software versionsLuxCal Web Calendar: before 5.3.3M
CPE2.3 External linkshttps://jvn.jp/en/jp/JVN26024080/
https://www.luxsoft.eu/?download
https://www.luxsoft.eu/lcforum/viewtopic.php?pid=1984#p1984
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) SQL injection
EUVDB-ID: #VU104057
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2025-25222
CWE-ID:
CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary SQL queries in database.
The vulnerability exists due to insufficient sanitization of user-supplied data in retrieve.php. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.
Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.
MitigationInstall update from vendor's website.
Vulnerable software versionsLuxCal Web Calendar: before 5.3.3L
CPE2.3 External linkshttps://jvn.jp/en/jp/JVN26024080/
https://www.luxsoft.eu/?download
https://www.luxsoft.eu/lcforum/viewtopic.php?pid=1984#p1984
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Path traversal
EUVDB-ID: #VU104058
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2025-25223
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in dloader.php. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLuxCal Web Calendar: before 5.3.3L
CPE2.3 External linkshttps://jvn.jp/en/jp/JVN26024080/
https://www.luxsoft.eu/?download
https://www.luxsoft.eu/lcforum/viewtopic.php?pid=1984#p1984
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Missing Authentication for Critical Function
EUVDB-ID: #VU104059
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2025-25224
CWE-ID:
CWE-306 - Missing Authentication for Critical Function
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to missing authentication for critical function in dloader.php. A remote attacker can gain access to sensitive information on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLuxCal Web Calendar: before 5.3.3L
CPE2.3 External linkshttps://jvn.jp/en/jp/JVN26024080/
https://www.luxsoft.eu/?download
https://www.luxsoft.eu/lcforum/viewtopic.php?pid=1984#p1984
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
