{"cve":"CVE-2018-16887","nvd":{"published":"2019-01-13T02:29:00.217","modified":"2026-06-17T01:44:59.960","status":"Modified","description":"A cross-site scripting (XSS) flaw was found in the katello component of Satellite. An attacker with privilege to create/edit organizations and locations is able to execute a XSS attacks against other users through the Subscriptions or the Red Hat Repositories wizards. This can possibly lead to malicious code execution and extraction of the anti-CSRF token of higher privileged users. Versions before 3.9.0 are vulnerable.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://access.redhat.com/errata/RHSA-2019:1222","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16887","https://access.redhat.com/errata/RHSA-2019:1222","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16887"],"products":["redhat:satellite","theforeman:katello"],"source":"nvd","synced_at":"2026-10-19T20:54:36.112582389+00:00"},"epss":{"cve":"CVE-2018-16887","score":0.00999,"percentile":0.62778,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-mhhc-r88h-2qrm","url":"https://osv.dev/vulnerability/GHSA-mhhc-r88h-2qrm","summary":"katello Cross-site Scripting vulnerability","modified":"2023-11-08T04:00:02.359546Z","packages":[{"ecosystem":"RubyGems","name":"katello","purl":"pkg:gem/katello","ranges":["<3.9.0"],"fixed":["3.9.0"]}]}],"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."]}