{"id":"CVE-2019-17495","aliases":["GHSA-c427-hjc3-wrfw"],"url":"https://o3.security/vulnerability/CVE-2019-17495","summary":"Cross-site scripting in Swagger-UI","details":"A Cascading Style Sheets (CSS) injection vulnerability in Swagger UI before 3.23.11 allows attackers to use the Relative Path Overwrite (RPO) technique to perform CSS-based input field value exfiltration, such as exfiltration of a CSRF token value. In other words, this product intentionally allows the embedding of untrusted JSON data from remote servers, but it was not previously known that <style>@import within the JSON data was a functional attack method.","published":"2019-10-10T22:15:10.290Z","modified":"2026-07-08T05:56:27.109028335Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.05734,"percentile":0.92529,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Maven","name":"org.webjars:swagger-ui","fixedVersion":"3.23.11"},{"ecosystem":"Maven","name":"org.webjars.npm:swagger-ui","fixedVersion":"3.23.11"},{"ecosystem":"Maven","name":"io.springfox:springfox-swagger-ui","fixedVersion":"2.10.0"},{"ecosystem":"npm","name":"swagger-ui","fixedVersion":"3.23.11"}],"fix":null,"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r103579b01da2d0aa0f672b88f811224bbf8ef493aaad845895955e91%40%3Ccommits.airflow.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r3acb7e494cf1aab99b6784b7c5bbddfd0d4f8a484ab534c3a61ef9cf%40%3Ccommits.airflow.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r84b327f7a8b6b28857b906c07a66dd98e1d341191fa8d7816514ef96%40%3Ccommits.airflow.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r853ffeb915a400f899de78124d4e0d77a19379d2e11bf8f4e98c624f%40%3Ccommits.airflow.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/ref70b940c4f69560d29d6ba792d6c82865e74de3dcad4c92d99b1f8f%40%3Ccommits.airflow.apache.org%3E"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"type":"ADVISORY","url":"https://github.com/swagger-api/swagger-ui/releases/tag/v3.23.11"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuApr2021.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuoct2020.html"},{"type":"EVIDENCE","url":"https://github.com/tarantula-team/CSS-injection-in-Swagger-UI"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:56:27.109028335Z"}}