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(expand)+ 1 more
- (no CPE)
- (no CPE)range: unspecified
Patches
Vulnerability mechanics
References
1- www.twcert.org.tw/tw/cp-132-5200-3d3ca-1.htmlnvdThird Party Advisory
News mentions
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