{"id":"CVE-2026-57989","aliases":["EUVD-2026-49058","GHSA-cwgc-vfm7-rq3r"],"status":"published","title":"Microsoft Edge (Chromium-based) Information Disclosure Vulnerability","description":"Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00429,"percentile":0.37415,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-346"],"published":"2026-07-26T17:22:08Z","modified":"2026-11-10T22:40:59Z","products":[{"vendor":"microsoft","product":"edge_chromium"},{"vendor":"microsoft","product":"microsoft edge (chromium-based)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57989","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57989"},{"url":"https://github.com/advisories/GHSA-cwgc-vfm7-rq3r"}],"sources":{"cve":[{"id":"CVE-2026-57989","title":"Microsoft Edge (Chromium-based) Information Disclosure Vulnerability","description":"Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-07-26T17:22:08.118Z","modified":"2026-11-10T22:40:59.818Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-346"],"updated_at":"2026-11-10T23:49:29.755102Z"}],"euvd":[{"id":"EUVD-2026-49058","description":"Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-07-26T17:22:08Z","modified":"2026-11-10T22:40:59Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-11T00:24:46.475072Z"}],"ghsa":[{"id":"GHSA-cwgc-vfm7-rq3r","title":"Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to...","description":"Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-07-26T18:30:23Z","modified":"2026-07-26T18:30:24Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T15:09:49.369416Z"}],"nvd":[{"id":"CVE-2026-57989","description":"Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-07-26T18:18:25.033Z","modified":"2026-10-24T13:10:00.147Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T14:12:32.830533Z"}]}}