CVE-2025-55694CWE-284broken-access-control

CVE-2025-55694

High · published October 14, 2025

CVSS v3.1
7.8
EPSS
3%
Percentile
87.4
In the wild
Unconfirmed
What it is

⚡ An authorized attacker can exploit a loophole in Windows Error Reporting to elevate their privileges locally — like sneaking into a VIP section with a fake badge! 😱 Think of it as a secure building where only important personnel are allowed in certain rooms. With this vulnerability, someone with a regular pass could easily gain access to exclusive areas, bypassing all the security checks. If an attacker gains elevated privileges, they could manipulate system settings, access sensitive data, or even install malicious software. This scenario could lead to total control over the system, which is absolutely devastating for any organization.

Put simply

Think of it as a secure building where only important personnel are allowed in certain rooms. With this vulnerability, someone with a regular pass could easily gain access to exclusive areas, bypassing all the security checks. This vulnerability arises from improper access control in the Windows Error Reporting system, allowing an authorized user to elevate their privileges without appropriate validation.

What to do

If an attacker gains elevated privileges, they could manipulate system settings, access sensitive data, or even install malicious software. This scenario could lead to total control over the system, which is absolutely devastating for any organization. To mitigate this risk, ensure that all systems are updated with the latest security patches from Microsoft. Regularly audit user permissions and consider restricting access to critical systems based on roles. You've got this! By addressing this issue, you're one step closer to being a security hero! 🦸‍♂️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.03028 · 87.4th percentile
Weakness
CWE-284 · Improper Access Control
Published
2025-10-14T21:15Z
Affected products (3)
ProductVersionsFixed in
microsoft/windows_11_24h2< 10.0.26100.689910.0.26100.6899
microsoft/windows_11_25h2< 10.0.26200.689910.0.26200.6899
microsoft/windows_server_2025< 10.0.26100.689910.0.26100.6899
References (1)
EPSS history
Timeline
  • 14 OCT 17:01Z
    Windows Error Reporting Service Elevation of Privilege Vulnerability
    cvelistv5