{"cve":"CVE-2026-42571","nvd":{"published":"2026-05-09T20:16:29.277","modified":"2026-07-24T21:10:00.143","status":"Deferred","description":"Pelican is a platform for creating data federations. From versions 7.21.0 to before 7.21.5, 7.22.0 to before 7.22.3, 7.23.0 to before 7.23.3, and 7.24.0 to before 7.24.2, there is a a privilege escalation vulnerability affecting Pelican's Web User Interface (WebUI). This attack allows any user authenticated to the WebUI via OAuth to gain admin privileges under certain configurations. This issue has been patched in versions 7.21.5, 7.22.3, 7.23.3, and 7.24.2.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","score":9.0},"cvss_v3":null,"cwes":["CWE-863"],"references":["https://github.com/PelicanPlatform/pelican/commit/7f73b9c3e677a0ae4a0ec465c5d98bb8bd948854","https://github.com/PelicanPlatform/pelican/security/advisories/GHSA-rpfr-x88x-xwcw"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:33:55.586217763+00:00"},"epss":{"cve":"CVE-2026-42571","score":0.0032,"percentile":0.25086,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-rpfr-x88x-xwcw","url":"https://osv.dev/vulnerability/GHSA-rpfr-x88x-xwcw","summary":"Pelican Web UI Affected by a Privilege Escalation Attack","modified":"2026-06-25T23:11:34.995761124Z","packages":[{"ecosystem":"Go","name":"github.com/pelicanplatform/pelican","purl":"pkg:golang/github.com/pelicanplatform/pelican","ranges":["<0.0.0-20260408120501-7f73b9c3e677"],"fixed":["0.0.0-20260408120501-7f73b9c3e677"]}]},{"id":"GO-2026-5632","url":"https://osv.dev/vulnerability/GO-2026-5632","summary":"Pelican Web UI Affected by a Privilege Escalation Attack in github.com/pelicanplatform/pelican","modified":"2026-06-25T23:01:33.808151760Z","packages":[{"ecosystem":"Go","name":"github.com/pelicanplatform/pelican","purl":"pkg:golang/github.com/pelicanplatform/pelican","ranges":["<0.0.0-20260408120501-7f73b9c3e677"],"fixed":["0.0.0-20260408120501-7f73b9c3e677"]}]}],"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."]}