High severity8.8NVD Advisory· Published Sep 1, 2020· Updated Jun 17, 2026
CVE-2020-6135
CVE-2020-6135
Description
An exploitable SQL injection vulnerability exists in the Validator.php functionality of OS4Ed openSIS 7.3. A specially crafted HTTP request can lead to SQL injection. An attacker can make an authenticated HTTP request to trigger this vulnerability.
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Affected products
1- OS4Ed/openSISdescription
Patches
Vulnerability mechanics
References
1- talosintelligence.com/vulnerability_reports/TALOS-2020-1078nvdExploitTechnical DescriptionThird Party Advisory
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