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Rails Active Storage has a possible DoS vulnerability in proxy mode via multi-range requests
Rails Active Storage has a possible DoS vulnerability in proxy mode via multi-range requests
Affected packages
- activestorage— 8.1.0 → 8.1.2.1
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/rails/rails/security/advisories/GHSA-p9fm-f462-ggrg
- https://nvd.nist.gov/vuln/detail/CVE-2026-33658
- https://github.com/rails/rails
- https://github.com/rails/rails/releases/tag/v7.2.3.1
- https://github.com/rails/rails/releases/tag/v8.0.4.1
- https://github.com/rails/rails/releases/tag/v8.1.2.1
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activestorage/CVE-2026-33658.yml
Structured record: https://osv.dev/vulnerability/GHSA-p9fm-f462-ggrg
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