CVE-2018-8463

7.4 highEPSS 15%

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.

Severity

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

EPSS: 15% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-31)
Published: 2018-09-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microsoft:edge

References

http://www.securityfocus.com/bid/105260
http://www.securitytracker.com/id/1041623
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8463
https://www.exploit-db.com/exploits/45502/
http://www.securityfocus.com/bid/105260

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