CVE-2018-8427
An information disclosure vulnerability exists in the way that Microsoft Graphics Components handle objects in memory, aka "Microsoft Graphics Components Information Disclosure Vulnerability." This affects Microsoft Office, Microsoft Office Word Viewer,…
Does this matter?
Lower severity and a low EPSS score (2.29%). Track it; it rarely justifies an emergency change on its own.
Description
An information disclosure vulnerability exists in the way that Microsoft Graphics Components handle objects in memory, aka "Microsoft Graphics Components Information Disclosure Vulnerability." This affects Microsoft Office, Microsoft Office Word Viewer, Office 365 ProPlus, Windows Server 2008, Microsoft PowerPoint Viewer, Microsoft Excel Viewer.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 2.29% probability · 83th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- microsoft/excel viewer · microsoft/office · microsoft/office 365 proplus · microsoft/office compatibility pack · microsoft/office word viewer · microsoft/powerpoint viewer · microsoft/windows server 2008
- Source
- secure@microsoft.com
EPSS 2.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/105453Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041823Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8427Patch, Vendor Advisory
- http://www.securityfocus.com/bid/105453Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041823Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8427Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.