Instructure Canvas BreachInstructure Canvas BreachCoverage from Tech Insider, shattered.io, and others
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Instructure’s breach affected systems supporting Canvas, a learning platform used by schools and universities.
Reported exposed information included names, email addresses, student ID numbers, and private messages; the ShinyHunters group claimed responsibility and used extortion demands. Instructure described a response involving security fixes, credential and key changes, increased monitoring, and outside investigation, while some users and institutions reported service disruption and issued safety guidance. The incident also raises questions about student-data protection, institutional notification responsibilities, and the legal and oversight obligations that apply when education technology vendors hold sensitive information.
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History
10/14/2026
New reporting details the operational disruption to coursework, exams, and grading, and adds a UK assessment estimating 160 affected institutions with no evidence of spillover into their systems. Schools also warned of phishing risks, while Instructure described more extensive remediation and forensic involvement.
10/03/2026
Reporting now links the intrusion to Free-for-Teacher accounts and says the affected program was disabled or ended. Accounts also conflict over whether ShinyHunters returned or destroyed the stolen data, weakening the earlier account of its disposition.
Instructure disclosed on May 1, 2026, that attackers exploited Canvas systems in the United States, potentially exposing education records across thousands of schools and universities.
8/8/2026 • Data Breaches & Exposure Events • General
ShinyHunters exploited two production vulnerabilities in Instructure Canvas during late April and May 2026, exfiltrating large volumes of student-related data and disrupting university course pages.
6/13/2026 • Data Breaches & Exposure Events • General
Instructure disclosed on May 7 a Canvas data breach following unauthorized access after logins at schools and colleges, exposing account and course information.
5/15/2026 • Data Breaches & Exposure Events • General
ShinyHunters-linked hackers breached Instructure Canvas on April 30, 2026, claiming exfiltration affecting about 275 million users and exposing education-related identifiers and messages.
5/14/2026 • Data Breaches & Exposure Events • General
Instructure faced three class actions after a Canvas data breach disclosed April 29 and detected again May 7, with complaints citing inadequate security and notification failures impacting educators and minors.
5/13/2026 • Data Breaches & Exposure Events • General
EdTech: Focus on Higher Education / Amy McIntosh66
Instructure reported a ShinyHunters breach of Canvas Free for Teacher beginning with unauthorized access on April 29 and leading to ransom payment on May 11.
5/12/2026 • Data Breaches & Exposure Events • General
Instructure said it reached an agreement with the unauthorized actor behind the Canvas data breach, potentially exposing up to 275 million students worldwide after incidents starting April 29.
5/12/2026 • Data Breaches & Exposure Events • General
ShinyHunters linked to an Instructure Canvas data breach exposing student and staff personal data; Canvas saw several hours of downtime on Thursday across the U.S. and abroad.
5/9/2026 • Data Breaches & Exposure Events • General
Instructure's Canvas LMS was offline Thursday after a ShinyHunters-claimed attack, affecting U.S. universities and triggering school notifications and temporary curriculum access.
5/8/2026 • Data Breaches & Exposure Events • General
McLane Middleton notified independent schools in 2026 about an Instructure Canvas incident after a Free-For-Teacher tier vulnerability enabled alleged ShinyHunters data access.
5/8/2026 • Data Breaches & Exposure Events • General
Instructure shut down Canvas after ShinyHunters accessed student identity data and private messages at California schools, including Santa Barbara City College and UC Santa Barbara.
5/8/2026 • Data Breaches & Exposure Events • General
ShinyHunters exploited a Instructure Canvas vulnerability in late April 2026, affecting 44 Dutch institutions and large higher-education networks with potential exposure of student communications.
5/7/2026 • Data Breaches & Exposure Events • General
ShinyHunters extortion messages disrupted Instructure Canvas access for University of Oklahoma on Thursday, prompting OU and Norman Public Schools to notify families after third-party access to student data.
5/7/2026 • Data Breaches & Exposure Events • General
Instructure reported a May 1 Canvas security incident, and colleges including California State University saw May 7 platform downtime after alleged data exposure demands by Shiny Hunters.
5/7/2026 • Data Breaches & Exposure Events • General
ShinyHunters reportedly breached Instructure and Vimeo in 2026, exposing student and user records through vulnerability exploitation and Anodot token-based access.
5/6/2026 • Data Breaches & Exposure Events • General
Instructure disclosed a May 2026 ShinyHunters breach affecting Canvas users at up to 9,000 schools, exposing names, emails, student IDs, and private messages.
5/6/2026 • Data Breaches & Exposure Events • General
The U.S. House Homeland Security Committee asked Instructure CEO Steve Daly for testimony on ShinyHunters breaches of Canvas that exposed student data and disrupted schools.
5/12/2026 • Data Breaches & Exposure Events • General
Instructure reported disruptions to Canvas after ShinyHunters claimed theft of large-scale school data, leading US institutions to negotiate to prevent publication.
5/11/2026 • Data Breaches & Exposure Events • General
Instructure reported unauthorized Canvas activity detected April 29, after which universities restricted access and security teams advised password and MFA changes.
5/9/2026 • Data Breaches & Exposure Events • General
Instructure took Canvas offline on April 29 after unauthorized access linked to ShinyHunters disrupted education workflows at thousands of schools worldwide.
5/9/2026 • Data Breaches & Exposure Events • General
Instructure reported a Canvas outage after a ShinyHunters cyberattack claim, following earlier theft of student identifiers and coordinated FBI and CISA notification.
5/8/2026 • Data Breaches & Exposure Events • General
Instructure reported a Canvas cybersecurity incident on April 30, 2026, after ShinyHunters claimed theft of millions of student and educator records and private messages, raising phishing and education-privacy compliance risks.
5/8/2026 • Data Breaches & Exposure Events • General
Instructure confirmed a breach affecting student information after ShinyHunters claimed theft of names, personal emails, and teacher-student messages tied to Canvas.
5/5/2026 • Data Breaches & Exposure Events • General
Instructure said a Canvas education platform breach on April 29 exposed student identifiers and messages, affecting Hofstra University and multiple Long Island K-12 districts.
5/8/2026 • Data Breaches & Exposure Events • General
Cyber Monitoring Centre reviewed a ShinyHunters breach of Infrastructure Holding Canvas LMS in the UK, citing limited financial impact but residual phishing and social engineering risk.
6/25/2026 • Data Breaches & Exposure Events • General
In North America, ShinyHunters disrupted and breached Instructure Canvas during college finals, exposing student personal data and prompting undisclosed payments for return.
5/18/2026 • Data Breaches & Exposure Events • General
ShinyHunters disrupted Instructure Canvas access at the University of Pennsylvania and other universities on May 7, 2026, after claiming a vendor breach and threatening data release.
5/7/2026 • Data Breaches & Exposure Events • General
ShinyHunters claimed an Instructure Canvas data breach with ransom demands on May 12 for affected U.S. schools, leading Wake County to disable Canvas after an April 25 notice.
5/7/2026 • Data Breaches & Exposure Events • General
UK Cyber Monitoring Centre reviewed the Instructure Canvas data breach, estimating 160 UK institutions affected and warning of exfiltrated-data phishing.
6/26/2026 • Data Breaches & Exposure Events • General
Instructure faced US House Homeland Security Committee questioning after ShinyHunters hacked Canvas twice and exposed student and teacher personal data in 2026.
5/13/2026 • Data Breaches & Exposure Events • General
Instructure said a May 13 webinar would share details after ShinyHunters stole data and attempted extortion against Canvas, with the stolen data later returned and destroyed.
5/12/2026 • Data Breaches & Exposure Events • General
Instructure disclosed that XSS vulnerabilities enabled ShinyHunters to modify Canvas login portals, steal data, and extort ransom after the breach began April 29.
5/11/2026 • Cybersecurity (Privacy-Relevant) • General
Instructure disclosed a criminal threat-actor cybersecurity incident affecting Canvas starting late April 2026, exposing user identifying information and prompting service restoration through May 4.
5/5/2026 • Data Breaches & Exposure Events • General
Instructure disclosed an unauthorized access incident to Canvas in education settings, after ShinyHunters claimed large-scale student data exposure and Instructure later confirmed deletion.
7/16/2026 • Data Breaches & Exposure Events • General
Instructure disclosed a 2026 Canvas breach after ShinyHunters claimed access to school data, prompting guidance on identity controls and faster vendor breach notification for education institutions.
6/1/2026 • Data Breaches & Exposure Events • General
Instructure reported unauthorized Canvas access beginning April 29, 2026, followed by ShinyHunters ransom activity and login defacement in early May 2026.
5/21/2026 • Data Breaches & Exposure Events • General
Instructure notified Kansas school district Hays USD 489 in a Canvas data-breach update on Friday, leading district staff to disconnect Canvas connections during the investigation.
5/13/2026 • Data Breaches & Exposure Events • General
Instructure reported a May 1 cybersecurity attack and May 7 Canvas incident that exposed student messages, names, emails, and student ID numbers in the USA.
5/11/2026 • Data Breaches & Exposure Events • General
UChicago restored Canvas access after an Instructure-linked breach claim by ShinyHunters, while ongoing checks focused on possible student account data exposure and phishing risk.
5/10/2026 • Data Breaches & Exposure Events • General
ShinyHunters claimed an Instructure Canvas breach with extortionary messages, while Instructure said containment and remediation occurred and some U.S. schools saw access disruption.
5/9/2026 • Data Breaches & Exposure Events • General
Instructure reported a Canvas security incident after a May 7 outage affected multiple Kentucky universities during finals week, with ShinyHunters claiming large-scale student data access.
5/8/2026 • Data Breaches & Exposure Events • General
Utah State Board of Education officials notified Washington County School District parents after a Canvas cyber attack, with ongoing investigation into whether student data was affected.
5/8/2026 • Data Breaches & Exposure Events • General
Seton Hall restored Canvas access after an Instructure cybersecurity incident tied to ShinyHunters ransom demands, with guidance on suspicious messages for students and faculty.
5/8/2026 • Data Breaches & Exposure Events • General
ShinyHunters defaced Instructure Canvas login portals for hundreds of schools and universities, and Instructure confirmed a breach involving user identifiers and messages.
5/8/2026 • Data Breaches & Exposure Events • General
Instructure said April 29 and May 7 Canvas breaches by ShinyHunters caused major access disruption for students while the company investigated and added safeguards.
5/8/2026 • Data Breaches & Exposure Events • General
Instructure reported a May 7 Canvas outage after a ShinyHunters-linked cyberattack, with alleged exposure of student names, emails, and student ID numbers.
5/8/2026 • Data Breaches & Exposure Events • General
Utah school districts issued phishing warnings after Instructure reported a Canvas cybersecurity incident potentially affecting student directory data, with investigations ongoing and password compromise reportedly not evidenced.
5/8/2026 • Data Breaches & Exposure Events • General
ShinyHunters hacked Instructure's Canvas on May 7, set a May 12 student-data leak deadline, and caused school outages and login disablement across multiple U.S. states.
5/8/2026 • Data Breaches & Exposure Events • General
On May 8, Hamilton Southeastern Schools in Indiana notified families of a Canvas data breach after Instructure reported unauthorized access to limited student and account information.
5/8/2026 • Data Breaches & Exposure Events • General
In May 2025, Charlottesville City Schools and the University of Virginia warned families after an Instructure Canvas breach exposed parent account contact details and increased targeted phishing risk.
5/7/2026 • Data Breaches & Exposure Events • General
In the United States, ShinyHunters reportedly hacked Instructure's Canvas learning platform in early May, triggering outages and maintenance mode while Instructure withheld root-cause details.
5/7/2026 • Data Breaches & Exposure Events • General
ShinyHunters alleged an Instructure breach affecting Canvas, and Utah school districts including Granite and Davis reported incident updates on possible student data exposure.
5/7/2026 • Data Breaches & Exposure Events • General
Charlotte-Mecklenburg Schools reported a May 1 Instructure Canvas vendor breach that may have exposed student identifiers and messages, with containment reported May 2.
5/7/2026 • Data Breaches & Exposure Events • General
Instructure reported a May 1 cybersecurity incident affecting Canvas, disrupting University of Wisconsin campuses and involving exposure of student IDs, messages, and email addresses.
5/7/2026 • Data Breaches & Exposure Events • General
The Daily Pennsylvanian / Arti Jain, Luke Petersen, and Gabrielle Ostad54
ShinyHunters disrupted University of Pennsylvania Canvas access on Thursday and threatened to leak data after a claimed Instructure breach, affecting multiple Canvas-using universities.
5/7/2026 • Data Breaches & Exposure Events • General
Instructure's Canvas platform breach reported data exposure at universities including the University of Pennsylvania, with experts warning of phishing risks from exposed student identifiers.
5/7/2026 • Data Breaches & Exposure Events • General
Instructure investigated Canvas outages and login disruptions after ShinyHunters claims of infiltration, with a reported data breach deadline for universities before May 12.
5/7/2026 • Data Breaches & Exposure Events • General
ShinyHunters extended Canvas breach extortion payments to May 12, claiming exposure of personal data for about 9,000 education institutions using Instructure.
5/7/2026 • Data Breaches & Exposure Events • General
Instructure disclosed a Canvas breach beginning around April 30, exposing student identifiers and messages, after ShinyHunters claimed responsibility on May 3.
5/7/2026 • Data Breaches & Exposure Events • General
Instructure notified the University of California of a data breach in Instructure systems, affecting thousands of institutions nationwide and prompting coordinated monitoring and phishing warnings.
5/6/2026 • Data Breaches & Exposure Events • General
Instructure notified NSHE in Nevada of a Canvas data breach in ongoing forensics, with potential exposure of student IDs, institutional emails, and private messages.
5/6/2026 • Data Breaches & Exposure Events • General
Instructure investigated a Canvas cyber incident in the US after exposure of user identifiers and messages, while rotating keys and increasing monitoring.
5/5/2026 • Data Breaches & Exposure Events • General
Instructure disclosed and investigated a May 1 cybersecurity incident believed contained by May 2, while ShinyHunters claimed school data theft possibly tied to Salesforce misconfiguration.
5/4/2026 • Data Breaches & Exposure Events • General
Instructure confirmed a Canvas data breach on May 2 after ShinyHunters claimed data theft, exposing student identifiers and messages for potentially up to 275 million people worldwide.
5/2/2026 • Data Breaches & Exposure Events • General
Instructure detected unauthorized access to Canvas on April 29, 2026, and ShinyHunters later claimed exfiltration and disrupted logins, potentially exposing student identifiers and private messages.
5/21/2026 • Data Breaches & Exposure Events • General
Instructure said Canvas personal data stolen by ShinyHunters in an April 29 hack was deleted, with payment details unconfirmed and Free-For-Teacher access disabled during investigation.
5/12/2026 • Data Breaches & Exposure Events • General
ShinyHunters claimed two intrusions of Instructure Canvas in April and May, disrupting school finals and alleging large-scale student and user-data exposure.
5/11/2026 • Data Breaches & Exposure Events • General
Instructure confirmed a Canvas cyberattack in which attackers accessed student identifying information and user communications while investigation and forensic review continued.
5/5/2026 • Data Breaches & Exposure Events • General
ShinyHunters claimed a Canvas breach, and Instructure confirmed incident response steps after an April 30 disruption involving education platform user data.
5/4/2026 • Data Breaches & Exposure Events • General
Infrastructure disclosed a Saturday confirmation of a ShinyHunters-driven breach affecting education user data, including names, emails, student IDs, and messages.
5/4/2026 • Data Breaches & Exposure Events • General
World ORT reported that ShinyHunters allegedly breached Instructure's Canvas platform, exposing education-related personal data at up to 9,000 schools worldwide.
6/24/2026 • Data Breaches & Exposure Events • General
Henderson County Public Schools reported a Canvas-related data breach in May 2026, and Instructure confirmed no compromise of Social Security numbers, dates of birth, or financial information.
5/13/2026 • Cybersecurity (Privacy-Relevant) • General
Instructure placed Canvas into maintenance mode after a cybersecurity incident caused widespread login disruption and reported student data theft in the United States.
5/8/2026 • Data Breaches & Exposure Events • General
Instructure reported a cybersecurity incident affecting Canvas and related platforms in the United States during finals week, with Shiny Hunters reportedly claiming responsibility.
5/7/2026 • Data Breaches & Exposure Events • General