Outage in Canvas Instructure
PHP awareness
Resolved MinorIncident Report
Summary AI Generated
Instructure identified two PHP vulnerabilities (CVE-2026-109618 and CVE-2026-109619, "PHP2Shell") affecting some of their products. Canvas itself was unaffected as it does not use PHP, but other Instructure products running vulnerable PHP versions were identified as at risk. Compensating controls and additional monitoring were implemented while remediation work was prioritized, with the situation stabilized within 53 minutes.
Instructure is aware of CVE-2026-109618 and CVE-2026-109619 (referred to as "PHP2Shell"), affecting PHP. The Canvas application does not use PHP and is not affected. We have completed an initial assessment of our other products. Where affected PHP versions are in use, we are prioritizing remediation and have implemented compensating controls and additional monitoring while that work is completed. We will update as remediation progresses.
Latest Updates ( sorted recent to last )
MONITORING
21 days ago - at 10/21/2026 09:32PM
We are continuing to monitor for any further issues.
MONITORING
21 days ago - at 10/21/2026 08:43PM
Instructure is aware of CVE-2026-109618 and CVE-2026-109619 (referred to as "PHP2Shell"), affecting PHP. The Canvas application does not use PHP and is not affected. We have completed an initial assessment of our other products. Where affected PHP versions are in use, we are prioritizing remediation and have implemented compensating controls and additional monitoring while that work is completed. We will update as remediation progresses.
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