Critical vulnerability
Critical arbitrary file access in Ruby on Rails (CVE-2026-126082)
Arbitrary file access in Ruby on Rails · Servers and applications
CVE-2026-126082
Active Storage: Possible arbitrary file write and read in Active Storage image analysis
- Severity
- Critical 9.8
- Published
- 10 Nov 2026
- Fixed in
- 8.0.5.2, 8.1.4.1
| Software | Affected versions |
|---|---|
| Ruby on RailsServers and applications |
|
- CVE.org https://www.cve.org/CVERecord?id=CVE-2026-126082
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