CVE-2026-31381

{"id": "CVE-2026-31381", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@rapid7.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2026-03-20T14:16:14.567", "references": [{"url": "http://www.rapid7.com/blog/post/ve-cve-2026-31381-cve-2026-31382-gainsight-assist-information-disclosure-xss-fixed", "tags": ["Third Party Advisory"], "source": "cve@rapid7.com"}, {"url": "https://communities.gainsight.com/community-news-2/recent-gainsight-assist-plugin-remediations-cve-2026-31381-and-cve-2026-31382-30587", "tags": ["Vendor Advisory"], "source": "cve@rapid7.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "cve@rapid7.com", "description": [{"lang": "en", "value": "CWE-598"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "An attacker can extract user email addresses (PII) exposed in base64 encoding via the state parameter in the OAuth callback URL."}, {"lang": "es", "value": "Un atacante puede extraer direcciones de correo electr\u00f3nico de usuario (IIP) expuestas en codificaci\u00f3n base64 a trav\u00e9s del par\u00e1metro state en la URL de devoluci\u00f3n de llamada de OAuth."}], "lastModified": "2026-04-16T15:16:53.553", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gainsight:assist:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CEF026DD-1AD7-44D0-8960-A5DDAE4F1BDE"}], "operator": "OR"}]}], "sourceIdentifier": "cve@rapid7.com"}