Saturday 7 November
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Critical Rails Active Storage flaw patched; Socket offers free interim fix

Severity
Critical
Sources
1

has released security updates for 21 vulnerabilities, including a critical flaw in that allows unauthenticated arbitrary file writes and, under some configurations, file reads that could lead to remote code execution. The issue affects apps that use through MiniMagick and accept untrusted uploads, and exploitation does not need a separate preview step. has released a free Certified Patch as an interim option for teams that cannot upgrade immediately.

For IT people · Written by AI from 1 source · Wrong?

What to do

  1. Upgrade Ruby on Rails to 8.1.4.1, or to 8.0.5.2 if remaining on the 8.0 series.
  2. Update MiniMagick to version 5.1 or later if the application uses :minimagick.
  3. Apply Socket's free Certified Patch for GHSA-f3w6-w445-fwh9 if an immediate Rails upgrade is not practical.
  4. Rotate potentially exposed credentials for applications using Active Storage's Disk service.

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Full story timeline · 1 update

  1. Fri 6 NovemberFree Certified Patch for Critical Rails Active Storage VulnerabilitySocket Blog

Who reported · 1 outlet

Socket Blog

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