Vulnerability Details : CVE-2021-30111
A stored XSS vulnerability exists in Web-School ERP V 5.0 via (Add Events) in the event name and description fields. An attack can inject a JavaScript code that will be stored in the page. If any visitor sees the events, then the payload will be executed.
Vulnerability category: Cross site scripting (XSS)
Exploit prediction scoring system (EPSS) score for CVE-2021-30111
Probability of exploitation activity in the next 30 days: 0.07%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 28 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-30111
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST |
|
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST |
CWE ids for CVE-2021-30111
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-30111
-
http://web-school.in
School Management Software | School Management System: Web School ERPProduct
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https://github.com/0xrayan/CVEs/issues/4
CVE-2021-30111 · Issue #4 · 0xrayan/CVEs · GitHubExploit;Issue Tracking;Third Party Advisory
-
https://web-school.in/try-demo/
Try Online Demo - Web School ERP | School Management ApplicationProduct
Products affected by CVE-2021-30111
- cpe:2.3:a:web-school:enterprise_resource_planning:5.0:*:*:*:*:*:*:*