CVE-2021-41691

CRITICAL

9.8

Description

A SQL injection vulnerability exists in OS4Ed Open Source Information System Community v8.0 via the "student_id" and "TRANSFER{SCHOOL]" parameters in POST request sent to /TransferredOutModal.php.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published6/24/2025

Last Modified7/9/2025

Sourcenvd

Honeypot Sightings0

Affected Products

os4ed:opensis

Weaknesses (CWE)

CWE-89

References

https://github.com/OS4ED/openSIS-Classic/(cve@mitre.org)

https://opensis.com/(cve@mitre.org)

https://resources.s4e.io/blog/opensis-student-information-system-0-day-vulnerability-cve-2021-41691/(cve@mitre.org)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.