Education

Saitama University

Saitama University (Sakura-ku, Saitama, Saitama; Education and learning support) appears in 5 related cybersecurity incidents. The latest was disclosed on 2026-03-30.

Profile

Industry/type: Education and learning support
Location: Saitama, Saitama, Sakura-ku

Public figures

–

Metric	Value	Scope	As of	Source
–

Incident history

Disclosed 2026-03-30Updated 2026-04-15 08:05Saitama[Investigating][Severity: Moderate][Through a supplier][Moderate]
Saitama University: the server running its outsourced patent management system was breached, with traces of ransomware, and stored data may have been viewed from outside
[Ransomware][Intrusion][Data leak]Organizations 1
Disclosed 2025-12-15Updated 2026-01-07 08:05Saitama[Resolved][Severity: Moderate][Breached][Moderate]
Saitama University: a misconfigured GPA distribution tool left a list of student numbers and GPAs of 8,373 enrolled students viewable
[Misconfiguration][Data leak]Organizations 1
Disclosed 2023-02-09Updated 2023-02-14 08:05Saitama[Resolved][Severity: Moderate][Breached][Moderate]
Saitama University: a settings flaw let outsiders reach its NAS devices, and ransomware altered part of the data
[Ransomware][Misconfiguration]Organizations 1
Disclosed 2022-07-29Updated 2022-07-29 12:40Saitama[Contained][Severity: Major][Breached][Major]
Saitama University: one teacher's account on an external mail server was accessed without authorization, and 128 received emails and personal data of 67 people may have been viewed
[Credential abuse][Data leak]Organizations 1
Disclosed 2021-10-22Updated 2021-10-22 10:34Saitama[Resolved][Severity: Moderate][Breached][Moderate]
Saitama University: a work PC with a weak password was logged into without authorization and files on a campus server were altered
[Credential abuse]Organizations 1

		Incident	Role	Impact level				Methods	Impacts		Status
2026-03-30	2026-04-15 08:05	Saitama University: the server running its outsourced patent management system was breached, with traces of ransomware, and stored data may have been viewed from outside	[Through a supplier]	[Moderate]	[Moderate]	1 Saitama University	Saitama	[Ransomware][Intrusion]	[Data leak]	Unknown	[Investigating]
2025-12-15	2026-01-07 08:05	Saitama University: a misconfigured GPA distribution tool left a list of student numbers and GPAs of 8,373 enrolled students viewable	[Breached]	[Moderate]	[Moderate]	1 Saitama University	Saitama	[Misconfiguration]	[Data leak]	Unknown	[Resolved]
2023-02-09	2023-02-14 08:05	Saitama University: a settings flaw let outsiders reach its NAS devices, and ransomware altered part of the data	[Breached]	[Moderate]	[Moderate]	1 Saitama University	Saitama	[Ransomware][Misconfiguration]		Unknown	[Resolved]
2022-07-29	2022-07-29 12:40	Saitama University: one teacher's account on an external mail server was accessed without authorization, and 128 received emails and personal data of 67 people may have been viewed	[Breached]	[Major]	[Major]	1 Saitama University	Saitama	[Credential abuse]	[Data leak]	Unknown	[Contained]
2021-10-22	2021-10-22 10:34	Saitama University: a work PC with a weak password was logged into without authorization and files on a campus server were altered	[Breached]	[Moderate]	[Moderate]	1 Saitama University	Saitama	[Credential abuse]		Unknown	[Resolved]