Vulnerability · Published Sep 24, 2025 · Assigned by microsoft
CVE-2025-59251Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
High 7.6
In plain English
A high-severity stack buffer overflow in Microsoft Edge (Chromium-based) from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities).
Severity (CVSS 3.1)7.6High
Exploit odds (30 days)0.5%top 55.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | 1.0.0.0 – before 140.0.3485.81 |
Weakness: CWE-121, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L/RC:C
References
- Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability vendor-advisory, patch