{"cve":"CVE-2015-9096","nvd":{"published":"2017-06-12T20:29:00.190","modified":"2026-06-17T00:35:48.043","status":"Modified","description":"Net::SMTP in Ruby before 2.4.0 is vulnerable to SMTP command injection via CRLF sequences in a RCPT TO or MAIL FROM command, as demonstrated by CRLF sequences immediately before and after a DATA substring.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-93"],"references":["http://www.mbsd.jp/Whitepaper/smtpi.pdf","https://github.com/ruby/ruby/commit/0827a7e52ba3d957a634b063bf5a391239b9ffee","https://github.com/rubysec/ruby-advisory-db/issues/215","https://hackerone.com/reports/137631","https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"],"products":["ruby-lang:ruby"],"source":"nvd","synced_at":"2026-10-19T20:43:44.556243339+00:00"},"epss":{"cve":"CVE-2015-9096","score":0.03687,"percentile":0.89694,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}