Back to Database
Status published
Medium
CVE-2021-40542
Opensis-Classic Version 8.0 is affected by cross-site scripting (XSS). An...
Vulnerability Description
Opensis-Classic Version 8.0 is affected by cross-site scripting (XSS). An unauthenticated user can inject and execute JavaScript code through the link_url parameter in Ajax_url_encode.php.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-40542
Credits & Attribution
No credits recorded in the NVD database.
More from os4ed
View All →CVE-2022-45962
Open Solutions for Education, Inc openSIS Community Edition v8.0 and...
Unknown
0
CVE-2022-27041
Due to lack of protection, parameter student_id in OpenSIS Classic...
High
7.5
CVE-2021-41691
A SQL injection vulnerability exists in OS4Ed Open Source Information...
Unknown
0
CVE-2021-41679
A SQL injection vulnerability exists in version 8.0 of openSIS...
Critical
9.8
CVE-2021-41678
A SQL injection vulnerability exists in version 8.0 of openSIS...
Critical
9.8
Affected Vendor
os4ed
View all reports →Affected Software
opensis
Vulnerable Versions:
8.0
Timeline
Official Publish:
October 11th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.