RubyGems/avo CVE-2026-33209: medium 6.1, EPSS 0.27%
Avo has a XSS vulnerability on `return_to` param
Action: Upgrade avo to 3.30.3 or later.
bundle update avoAffected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.30.3 | - |
Fixed versions
| 3.30.3 |
Sources
- osv: GHSA-762r-27w2-q22j
- nvd: CVE-2026-33209
- https://github.com/avo-hq/avo/security/advisories/GHSA-762r-27w2-q22j
- https://github.com/avo-hq/avo/pull/4330
- https://github.com/avo-hq/avo/commit/4453d39ddc6309f3bc8ada73ef21e1971112de7d
- https://github.com/avo-hq/avo
- https://github.com/avo-hq/avo/releases/tag/v3.30.3
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/avo/CVE-2026-33209.yml
CVE-2026-33209 · published · modified · JSON