CVE-2021-33199

Critical

Description

In Expression Engine before 6.0.3, addonIcon in Addons/file/mod.file.php relies on the untrusted input value of input->get('file') instead of the fixed file names of icon.png and icon.svg.

SeverityCritical
CVSS9.8
Exploit probability—
ProductExpressionengine
PublishedAug 12, 2021
First seenAug 12, 2021

How to fix

Update
  • expressionengine expressionengine6.0.3 or later

Affected products

ProductAffected versionsFixed in
expressionengine expressionenginev < 6.0.36.0.3

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CVE-2021-33199 · Expressionengine · Dark Radar