{"cve":"CVE-2023-28120","nvd":{"published":"2025-01-09T01:15:07.637","modified":"2026-06-17T05:46:54.923","status":"Deferred","description":"There is a vulnerability in ActiveSupport if the new bytesplice method is called on a SafeBuffer with untrusted user input.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":5.3},"cwes":["CWE-79"],"references":["https://discuss.rubyonrails.org/t/cve-2023-28120-possible-xss-security-vulnerability-in-safebuffer-bytesplice/82469","https://github.com/rails/rails/commit/3cf23c3f891e2e81c977ea4ab83b62bc2a444b70","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UPV6PVCX4VDJHLFFT42EXBBSGAWZICOW/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZE5W4MH6IE4DV7GELDK6ISCSTFLHKSYO/","https://security.netapp.com/advisory/ntap-20240202-0006/"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:58:20.756570362+00:00"},"epss":{"cve":"CVE-2023-28120","score":0.00948,"percentile":0.61184,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-pj73-v5mw-pm9j","url":"https://osv.dev/vulnerability/GHSA-pj73-v5mw-pm9j","summary":"Possible XSS Security Vulnerability in SafeBuffer#bytesplice","modified":"2025-01-10T18:48:18.957894Z","packages":[{"ecosystem":"RubyGems","name":"activesupport","purl":"pkg:gem/activesupport","ranges":[">=7.0.0 <7.0.4.3"],"fixed":["7.0.4.3"]},{"ecosystem":"RubyGems","name":"activesupport","purl":"pkg:gem/activesupport","ranges":["<6.1.7.3"],"fixed":["6.1.7.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}