CVSS v3.x: 6.1 (Medium)
- < 6.0.0
- >= 126.96.36.199
There is a possible XSS vulnerability in Action Pack while the application server is in development mode. This vulnerability is in the Actionable Exceptions middleware. This vulnerability has been assigned the CVE identifier CVE-2020-8264.
Versions Affected: >= 6.0.0 Not affected: < 6.0.0 Fixed Versions: 188.8.131.52
Until such time as the patch can be applied, application developers should disable the Actionable Exceptions middleware in their development environment via a line such as this one in their config/environment/development.rb: