What’s Vulnerable › Vulnerabilities

CVE-2021-40636

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-03 · updated 2026-06-17
• Weakness: CWE-89

Description

OS4ED openSIS 8.0 is affected by SQL Injection in CheckDuplicateName.php, which can extract information from the database.

Affected products

• OS4ED openSIS-Classic: 8.0

References

• https://github.com/OS4ED/openSIS-Classic/issues/198
• https://github.com/OS4ED/openSIS-Classic/issues/198

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