CVE-2026-58289Critical· 9.0▾ AbyssalPoC availableAccess of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
▾ Abyssal zone — Critical with a public exploit or in-the-wild use
impact 49.5 · likelihood 0.4 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 1 source. Availability, not in-the-wild use.
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 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
2.0%
Last analysed / modified upstream
Exploit-DB (last check)
Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
edge_chromium-based >= 1.0.0.0 < 150.0.4078.48Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-70339Medium· 5.4Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVE-2026-66321High· 7.4Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVE-2026-58283High· 8.1Microsoft Edge (Chromium-based) Spoofing Vulnerability
CVE-2026-58285High· 8.3Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVE-2026-58290High· 7.5Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVE-2026-58295High· 8.3Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability