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Rails Active Storage has a possible DoS vulnerability when in proxy mode via Range requests

🗓️ 23 Mar 2026 00:00:00Reported by RubySecType 
rubygems
 rubygems
🔗 rubysec.com👁 11 Views

Rails Active Storage proxy mode DoS via Range requests loads full byte ranges into memory.

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Node
rubyactivestorageRange7.2.07.2.3.1
OR
rubyactivestorageRange8.0.08.0.4.1
OR
rubyactivestorageRange8.1.2.1

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23 Mar 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
CVSS 48.7
EPSS0.0061
SSVC
11