Vulnerability · Published Sep 5, 2025 · Assigned by microsoft
CVE-2025-53791Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Medium 4.7
In plain English
A medium-severity improper access control 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 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 3.1)4.7Medium
Exploit odds (30 days)0.4%top 64.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | 1.0.0.0 – before 140.0.3485.54 |
Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C
References
- Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability vendor-advisory, patch