{"cve":"CVE-2026-109461","nvd":{"published":"2026-10-16T18:17:31.150","modified":"2026-10-18T12:17:05.340","status":"Awaiting Analysis","description":"Origin validation error in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to disclose information over a network.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","score":5.9},"cwes":["CWE-346"],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109461"],"products":[],"source":"nvd","synced_at":"2026-10-19T23:00:53.604569364+00:00"},"epss":{"cve":"CVE-2026-109461","score":0.00361,"percentile":0.29658,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-xcx6-jx8p-x3h5","url":"https://osv.dev/vulnerability/GHSA-xcx6-jx8p-x3h5","summary":"MSAL Node authorization code flow may disclose parameters to an attacker-controlled endpoint","modified":"2026-10-23T22:30:05.010413241Z","packages":[{"ecosystem":"npm","name":"@azure/msal-node","purl":"pkg:npm/%40azure/msal-node","ranges":[">=5.0.0-beta.0 <7.1.0"],"fixed":["7.1.0"]}]}],"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."]}