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Instructure confirms hackers used Canvas flaw to deface portals By Ionut Ilascu May 11, 2026 11:26 AM Education technology giant Instructure has confirmed that a security vulnerability allowed hackers to modify Canvas login portals and leave an extortion message. …
… House Committee on Homeland Security is calling on Instructure executives to testify about two cyberattacks by the ShinyHunters extortion group that targeted the company& 039;s Canvas platform, allowing threat actors to steal student data and disrupt schools during final exams.
… Download Now Related Articles: Instructure hacker claims data theft from 8,800 schools, universities Instructure confirms data breach, ShinyHunters claims attack US govt seeks Instructure testimony on massive Canvas cyberattack Instructure confirms hackers used Canvas flaw to deface portals Canvas … …
… Download Now Related Articles: Instructure confirms hackers used Canvas flaw to deface portals Instructure reaches 'agreement' with ShinyHunters to stop data leak Instructure hacker claims data theft from 8,800 schools, universities Instructure confirms data breach, ShinyHunters claims attack US go… …
… This is the second data breach disclosed by Oxford University this year, following the ShinyHunters extortion gang's breach of Instructure's Canvas learning management system LMS , which the university uses, in early May. …
… More recently, ShinyHunters hacked education technology giant Instructure twice , the second time exploiting a security vulnerability to deface Canvas login portals for approximately 330 colleges and universities and threatening to leak data stolen in the earlier Instructure breach unless a ransom … …
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… Get the whitepaper Related Articles: Instructure hacker claims data theft from 8,800 schools, universities Charter confirms data breach after ShinyHunters extortion threat 7-Eleven confirms data breach claimed by the ShinyHunters gang Instructure reaches 'agreement' with ShinyHunters to stop data l… …
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… As part of its guidance, Mandiant advised organizations to restrict access to vulnerable PeopleSoft endpoints, review logs for suspicious requests targeting /PSEMHUB/ and /PSIGW/HttpListeningConnector , and inspect servers for signs of compromise, including: Unexpected .jsp webshell files in WebLog… …
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