VulnerabilityModified

CVE-2018-8432

HIGH 7.8EPSS 19.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 19.5%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

A remote code execution vulnerability exists in the way that Microsoft Graphics Components handle objects in memory, aka "Microsoft Graphics Components Remote Code Execution Vulnerability." This affects Windows 7, Microsoft Office, Microsoft Office Word Viewer, Office 365 ProPlus, Microsoft Excel Viewer, Microsoft PowerPoint Viewer, Windows Server 2019, Windows Server 2008 R2, Windows 10, Windows Server 2008.

CVSS 3.0: 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS: 19.55% probability · 97th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Affected: microsoft/excel viewer · microsoft/office · microsoft/office 365 proplus · microsoft/office compatibility pack · microsoft/powerpoint viewer · microsoft/word viewer · microsoft/windows 10 · microsoft/windows 7 · microsoft/windows server 2008 · microsoft/windows server 2019
Source: secure@microsoft.com

EPSS trend

EPSS moved from 17.6% on 21 September 2026 to 19.5% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

References

http://www.securityfocus.com/bid/105458Third 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-2018-8432Patch, Vendor Advisory
http://www.securityfocus.com/bid/105458Third 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-2018-8432Patch, Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.