CVE-2018-8463
An elevation of privilege vulnerability exists in Microsoft Edge that could allow an attacker to...
An elevation of privilege vulnerability exists in Microsoft Edge that could allow an attacker to escape from the AppContainer sandbox in the browser, aka "Microsoft Edge Elevation of Privilege Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8469.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An elevation of privilege vulnerability exists in Microsoft Edge that could allow an attacker to escape from the AppContainer sandbox in the browser, aka "Microsoft Edge Elevation of Privilege Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8469.
- Record
CVE-2018-8463- CVSS 3.0
- 7.4 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE List No score
An elevation of privilege vulnerability exists in Microsoft Edge that could allow an attacker to escape from the AppContainer sandbox in the browser, aka "Microsoft Edge Elevation of Privilege Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8469.
- Record
CVE-2018-8463- Updated
- 2026-11-02
EUVDEUVD-2018-20096 No score
An elevation of privilege vulnerability exists in Microsoft Edge that could allow an attacker to escape from the AppContainer sandbox in the browser, aka "Microsoft Edge Elevation of Privilege Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8469.
- Record
EUVD-2018-20096- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-39x9-qhh7-qf97
An elevation of privilege vulnerability exists in Microsoft Edge that could allow an attacker to...
An elevation of privilege vulnerability exists in Microsoft Edge that could allow an attacker to escape from the AppContainer sandbox in the browser, aka "Microsoft Edge Elevation of Privilege Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8469.
- Record
GHSA-39x9-qhh7-qf97- CVSS 3.0
- 7.4 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Microsoft Edge - Sandbox Escape | 2018-09-27 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-8463 is a high vulnerability (CVSS 7.4) in Microsoft Edge, published September 13, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 15.4%, the 96th percentile. No source names a fixed version.