CVE-2018-8427 json
An information disclosure vulnerability exists in the way that Microsoft Graphics Components handle objects in memory, aka "Microsoft Graph…
published 2018-10-10 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-20063
- cvss
- 5.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.3%
- EPSS 2.3% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Exploit prediction
2.29% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- Microsoft Microsoft Office
- Microsoft Microsoft Office Word Viewer
- Microsoft Windows Server 2008
- Microsoft Microsoft PowerPoint Viewer
- Microsoft Office
- Microsoft Microsoft Excel Viewer
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-8427
patch, vendor-advisory
-
securitytracker.com
/id/1041823
vdb-entry, third-party-advisory
-
securityfocus.com
/bid/105453
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2018-8427
- NVD CVE-2018-8427
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.