Critical severity9.8NVD Advisory· Published Oct 11, 2021· Updated Jun 17, 2026
CVE-2021-40543
CVE-2021-40543
Description
Opensis-Classic Version 8.0 is affected by a SQL injection vulnerability due to a lack of sanitization of input data at two parameters $_GET['usrid'] and $_GET['prof_id'] in the PasswordCheck.php file.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Opensis-Classic/Opensis-Classicdescription
Patches
Vulnerability mechanics
References
1- github.com/OS4ED/openSIS-Classic/issues/191nvdExploitIssue TrackingThird Party Advisory
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