CVE-2026-66798Medium· 4.3▾ SunlitUse after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
▾ Sunlit zone — Low / medium · no exploitation signal
impact 23.7 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Sep 11.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.6%
Last analysed / modified upstream
Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
edge_chromium-based -edge_for_android >= 1.0.0.0 < 152.0.4191.52edge_for_ios >= 1.0.0.0 < 152.0.4191.52edge_for_linux >= 1.0.0 < 152.0.4191.52edge_for_mac >= 1.0.0.0 < 152.0.4191.52edge_for_windows >= 1.0.0.0 < 152.0.4191.52Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-88097High· 8.1Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges locally.
CVE-2026-85893High· 8.8Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-70341High· 8.5Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.
CVE-2026-57981High· 8.8Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVE-2026-57984High· 7.5Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVE-2026-57986High· 7.5Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability