Status: UPDATED | Advisory ID: CVE-2026-66310
| CVE | CVE-2026-66310 |
| CVSS Score / Version | 7.7 (High) / CVSS v3.1 |
| Updated | 2026-09-20 |
| CVSS Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| CVSS Prose | attack vector is local; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is none. |
| Affected products | Microsoft Edge |
| Classified as | CWE-73 (External Control of File Name or Path) |
| Exploitation prediction (EPSS) | 0.36% probability of exploitation in the next 30 days (28% percentile) -- FIRST.org's EPSS model. |
| Vendor | Product | Affected Versions | Patch Status |
|---|---|---|---|
| Microsoft | Edge |
| Subsystems | General OT |
| Sectors | Multiple |
External control of file name or path in Microsoft Edge for Android allows an unauthorized attacker to disclose information locally.
Monitor Microsoft's web page for any future patch releases. See vendor advisory link below.