CVE-2026-48846

{"id": "CVE-2026-48846", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 3.9}]}, "published": "2026-05-25T20:16:37.160", "references": [{"url": "https://github.com/roundcube/roundcubemail/commit/59cca80908a61e662c5f81741449e9aeb91e8abe", "source": "cve@mitre.org"}, {"url": "https://github.com/roundcube/roundcubemail/commit/852350486b88b35b8544e8a630fad89e99e2150a", "source": "cve@mitre.org"}, {"url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.16", "source": "cve@mitre.org"}, {"url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.1", "source": "cve@mitre.org"}, {"url": "https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1", "source": "cve@mitre.org"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-669"}]}], "descriptions": [{"lang": "en", "value": "In Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1, the remote image blocking feature can be bypassed via a crafted CSS var() value in an e-mail message, which may lead to information disclosure or access-control bypass."}], "lastModified": "2026-05-26T19:26:42.643", "sourceIdentifier": "cve@mitre.org"}