CVE-2026-33658
1 advisory.
RubyGems/activestorage CVE-2026-33658: medium 6.5, EPSS 0.45%
Rails Active Storage has a possible DoS vulnerability in proxy mode via multi-range requests
Action: Upgrade activestorage to 7.2.3.1 or later.
bundle update activestorageAffected
| introduced | fixed | last affected |
|---|---|---|
| 8.1.0 | 8.1.2.1 | - |
| 8.0.0 | 8.0.4.1 | - |
| 0 | 7.2.3.1 | - |
Fixed versions
| 8.1.2.1 | 8.0.4.1 | 7.2.3.1 |
Sources
- osv: GHSA-p9fm-f462-ggrg
- 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
CVE-2026-33658 · published · modified · JSON