{"cve":"CVE-2018-1000088","nvd":{"published":"2018-03-13T15:29:01.300","modified":"2026-06-17T01:32:24.113","status":"Modified","description":"Doorkeeper version 2.1.0 through 4.2.5 contains a Cross Site Scripting (XSS) vulnerability in web view's OAuth app form, user authorization prompt web view that can result in Stored XSS on the OAuth Client's name will cause users interacting with it will execute payload. This attack appear to be exploitable via The victim must be tricked to click an opaque link to the web view that runs the XSS payload. A malicious version virtually indistinguishable from a normal link.. This vulnerability appears to have been fixed in 4.2.6, 4.3.0.","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-79"],"references":["https://github.com/doorkeeper-gem/doorkeeper/issues/969","https://github.com/doorkeeper-gem/doorkeeper/pull/970","https://github.com/doorkeeper-gem/doorkeeper/releases/tag/v4.3.0","https://github.com/rubysec/ruby-advisory-db/pull/328/files","https://github.com/doorkeeper-gem/doorkeeper/issues/969"],"products":["doorkeeper_project:doorkeeper"],"source":"nvd","synced_at":"2026-10-19T20:48:50.842038930+00:00"},"epss":{"cve":"CVE-2018-1000088","score":0.01428,"percentile":0.72993,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hwhh-2fwm-cfgw","url":"https://osv.dev/vulnerability/GHSA-hwhh-2fwm-cfgw","summary":"Doorkeeper is vulnerable to stored XSS and code execution","modified":"2024-02-16T08:00:57.387423Z","packages":[{"ecosystem":"RubyGems","name":"doorkeeper","purl":"pkg:gem/doorkeeper","ranges":[">=2.1.0 <4.2.6"],"fixed":["4.2.6"]}]}],"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."]}