CuraSec

Plan active

Critical Rails Active Storage Flaw Enables Arbitrary File Write via ImageMagick

2026-11-04 18:40 UTC · The Hacker News · read the source ↗ #ruby-on-rails#file-upload#active-storage
  • Engineer — Plan: Arbitrary file write by unauthenticated attackers is severe, but no KEV listing, public PoC, or exploitation signals are present. Patch Rails to 8.1.4.1 (Rails 8.1.x) or 8.0.5.2 (Rails 8.0.x) this sprint if your app uses Active Storage with ImageMagick processing.
  • SOC/IR — Skip
  • Leader — Skip
This entry was curated and judged by AI (Claude) with automated enrichment (CISA KEV / EPSS / public PoC). Verify against the original source before acting. Found a bad verdict? Report it — confirmed errors go to the corrections log.