VDB
CVE-2026-33167
CVE-2026-33167
PUBLISHED
CVSS 1.2999999523162842 LOW
Rails has a possible XSS vulnerability in its Action Pack debug exceptions
EPSS 0.02% · 6.4th percentile
Risk Scores
CVSS v4.0
1.2999999523162842
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U
EPSS Score
0.02%
6.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| rails | activestorage | < 7.2.3.1, >= 8.1.0.beta1, < 8.1.2.1, >= 8.0.0.beta1, < 8.0.4.1 |
| RubyGems | actionpack | 8.1.0, 8.1.0, 8.1.0 |
| rails | actionpack | >= 8.1.0, < 8.1.2.1 |
Timeline
- Mar 23, 2026 CVE Published
- Mar 23, 2026 Security Advisory
- Mar 23, 2026 PoC Published
- Mar 24, 2026 EPSS Score
- Mar 24, 2026 PoC Published
- Mar 24, 2026 PoC Published
- Mar 24, 2026 CVE Updated
- Mar 25, 2026 EPSS Score
- Mar 25, 2026 Coalition ESS Score
- Mar 27, 2026 PoC Published
- Mar 27, 2026 PoC Published
- Mar 27, 2026 PoC Published
References
- https://discuss.rubyonrails.org/t/cve-2026-33168-possible-xss-vulnerability-in-action-view-tag-helpers/90912 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33169-possible-redos-vulnerability-in-number-to-delimited-in-active-support/90911 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33170-possible-xss-vulnerability-in-safebuffer-in-active-support/90910 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33167-possible-xss-vulnerability-in-action-pack-debug-exceptions/90913 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33658-possible-dos-vulnerability-in-active-storage-proxy-mode-via-multi-range-requests/90906 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33174-possible-dos-vulnerability-in-active-storage-proxy-mode-via-range-requests/90908 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33202-possible-glob-injection-in-active-storage-diskservice/90903 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33195-possible-path-traversal-in-active-storage-diskservice/90904 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33173-insufficient-filtering-of-metadata-in-active-storage-direct-uploads/90909 advisory
- https://discuss.rubyonrails.org/t/cve-2026-33176-possible-dos-vulnerability-in-active-support-number-helpers/90907 advisory
- https://github.com/rails/rails/commit/6752711c8c31d79ba50d13af6a6698a3b85415e0 technical
- https://github.com/rails/rails/releases/tag/v8.1.2.1 technical
- https://github.com/rails/rails/security/advisories/GHSA-pgm4-439c-5jp6 technical
- https://nvd.nist.gov/vuln/detail/CVE-2026-33167 advisory
- https://github.com/rails/rails package
- https://github.com/rails/rails/security/advisories/GHSA-73f9-jhhh-hr5m url
- https://github.com/rails/rails/commit/8c9676b803820110548cdb7523800db43bc6874c url
- https://github.com/rails/rails/commit/955284d26e469a9c026a4eee5b21f0414ab0bccf url
- https://github.com/rails/rails/commit/fa19073546360856e9f4dab221fc2c5d73a45e82 url
- https://github.com/rails/rails/releases/tag/v7.2.3.1 url
…and 1 more