CVE-2026-33170
1 advisory.
RubyGems/activesupport CVE-2026-33170: medium
Rails Active Support has a possible XSS vulnerability in SafeBuffer#%
Action: Upgrade activesupport to 7.2.3.1 or later.
bundle update activesupportAffected
| introduced | fixed | last affected |
|---|---|---|
| 8.1.0.beta1 | 8.1.2.1 | - |
| 8.0.0.beta1 | 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-89vf-4333-qx8v
- https://github.com/rails/rails/security/advisories/GHSA-89vf-4333-qx8v
- https://nvd.nist.gov/vuln/detail/CVE-2026-33170
- https://github.com/rails/rails/commit/50d732af3b7c8aaf63cbcca0becbc00279b215b7
- https://github.com/rails/rails/commit/6e8a81108001d58043de9e54a06fca58962fc2db
- https://github.com/rails/rails/commit/c1ad0e8e1972032f3395853a5e99cea035035beb
- 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/activesupport/CVE-2026-33170.yml
CVE-2026-33170 · published · modified · JSON