VYPR
High severity8.8NVD Advisory· Published Oct 15, 2021· Updated Jun 17, 2026

CVE-2021-42330

CVE-2021-42330

Description

The “Teacher Edit” function of ShinHer StudyOnline System does not perform authority control. After logging in with user’s privilege, remote attackers can access and edit other users’ credential and personal information by crafting URL parameters.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2

Patches

Vulnerability mechanics

References

1

News mentions

0

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