LOWVulnerability
Global

Instructure confirms hackers used Canvas flaw to deface portals

·Source: BleepingComputer

Updated:

Executive Summary

Education technology giant Instructure has confirmed that a security vulnerability allowed hackers to modify Canvas login portals and leave an extortion message. [...]

Analysis

Education technology giant Instructure has confirmed that a security vulnerability allowed hackers to modify Canvas login portals and leave an extortion message. [...]
Source Attribution

Originally published by BleepingComputer on May 11, 2026.

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