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Outage in Parchment Inc

Instructure is aware of CVE-2026-109618 and CVE-2026-109619 (referred to as "PHP2Shell"), affecting PHP.

Resolved Minor
October 21, 2026 - Started 25 days ago - Lasted about 6 hours
Official incident page

Incident Report

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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Latest Updates ( sorted recent to last )
RESOLVED 25 days ago - at 10/22/2026 02:12AM

We have assessed all products on this status page. Where action was needed to protect customer-facing services, the remediation is complete. This is the final update.

INVESTIGATING 25 days ago - at 10/22/2026 12:21AM

We are continuing to investigate this issue.

INVESTIGATING 25 days ago - at 10/21/2026 10:52PM

We are continuing to investigate this issue.

INVESTIGATING 25 days ago - at 10/21/2026 09:57PM

We are continuing to investigate this issue.

INVESTIGATING 25 days ago - at 10/21/2026 08:45PM

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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