{"id":"CVE-2026-50521","title":"Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.","summary":"Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.","severity":"high","cvss":8.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","cwe":["CWE-416"],"vendor":"microsoft","product":"edge_chromium","affected":["edge_chromium < 149.0.4022.67"],"patched":["edge_chromium 149.0.4022.67"],"published":"2026-07-01","updated":"2026-07-03","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-50521","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50521","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"epss":0.00822,"epssPercentile":0.55498,"ingestedAt":"2026-07-03T20:53:53.308Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-07-02T00:00:00+00:00"},"slug":"CVE-2026-50521","body":"## Overview\n\nUse after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.\n\n## Affected\n\n- `edge_chromium < 149.0.4022.67`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `edge_chromium 149.0.4022.67`","depth":"twilight","depthScore":46,"depthScoreParts":{"impact":45.7,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}