What’s Vulnerable › Vulnerabilities

CVE-2021-30111

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-04-08 · updated 2026-06-17
• Weakness: CWE-79

Description

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.

Affected products

• Web-School Enterprise Resource Planning: 5.0

References

• http://web-school.in
• https://github.com/0xrayan/CVEs/issues/4
• https://web-school.in/try-demo/
• http://web-school.in
• https://github.com/0xrayan/CVEs/issues/4
• https://web-school.in/try-demo/

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