What’s Vulnerable › Vulnerabilities

CVE-2021-41930

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-24 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross site scripting (XSS) vulnerability in Sourcecodester Online Covid Vaccination Scheduler System v1 by oretnom23, allows attackers to execute arbitrary code via the lid parameter to /scheduler/addSchedule.php.

Affected products

• Online Covid Vaccination Scheduler System Project Online Covid Vaccination Scheduler System: 1.0

References

• https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-18-09-2821
• https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-18-09-2821

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