{"cve":"CVE-2013-4593","nvd":{"published":"2019-12-11T14:15:09.583","modified":"2026-06-16T23:57:31.117","status":"Modified","description":"RubyGem omniauth-facebook has an access token security vulnerability","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:H/A:N","score":7.5},"cwes":["CWE-287"],"references":["http://www.openwall.com/lists/oss-security/2013/11/18/6","https://access.redhat.com/security/cve/cve-2013-4593","https://exchange.xforce.ibmcloud.com/vulnerabilities/89040","https://security-tracker.debian.org/tracker/CVE-2013-4593","http://www.openwall.com/lists/oss-security/2013/11/18/6"],"products":["omniauth-facebook_project:omniauth-facebook"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2013-4593","score":0.01753,"percentile":0.77908,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-33vg-hpx5-pfxg","url":"https://osv.dev/vulnerability/GHSA-33vg-hpx5-pfxg","summary":"omniauth-facebook Improper Authentication vulnerability","modified":"2023-11-08T03:57:24.018018Z","packages":[{"ecosystem":"RubyGems","name":"omniauth-facebook","purl":"pkg:gem/omniauth-facebook","ranges":["<1.5.1"],"fixed":["1.5.1"]}]}],"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."]}