Product:
Microsoft Edge
Summary
Improper neutralization of special elements in output used by a downstream component in Microsoft Edge allows an unauthorized attacker to elevate privileges over a network. This vulnerability can lead to unauthorized access and potential exploitation of system resources. It is crucial for users to be aware of this issue to protect their systems.
Details
| Severity | Base Score | CVE |
|---|---|---|
| MEDIUM | 5.4 | CVE-2026-42838 |
Exploitation
An attacker can exploit this vulnerability by sending specially crafted requests over the network to the affected Microsoft Edge application. If the user interacts with the malicious content, the attacker can gain elevated privileges, allowing them to execute arbitrary code or access sensitive information. This requires the attacker to have some level of user interaction, making it essential for users to be cautious when browsing.
Affected Products
- Microsoft Edge: A web browser that is vulnerable to privilege escalation due to improper handling of special elements in output.
Mitigation
To mitigate this vulnerability, users should ensure that they are using the latest version of Microsoft Edge, as updates may contain patches that address this issue. Additionally, users should exercise caution when interacting with unknown or suspicious content online to reduce the risk of exploitation.