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Vulnerability intelligence

CVE-2026-66066 — Ruby on Rails Vulnerability

The fix is a Rails upgrade. The harder lesson is that a server setting outside the app was the only guard.

Ruby on Rails 2026
What WebPulse reported · 1 analysis
Rails ImageMagick upload flaw can let attackers write server files

The fix is a Rails upgrade. The harder lesson is that a server setting outside the app was the only guard.

November 5, 2026
View CVE-2026-66066 on the NIST National Vulnerability Database →
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CVE-2019-5418 CVE-2016-0752 CVE-2014-0130 CVE-2026-9082 CVE-2026-60137 CVE-2026-50549 CVE-2026-50548 CVE-2026-8206