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CVE-2018-8429
An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka "Microsoft Excel…
Medium5.5EPSS 12.3%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka "Microsoft Excel Information Disclosure Vulnerability." This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 12.3% · top 3.8% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
- Information Disclosure
- CWE-200 (opens in a new tab)All about CWE-200 and its CVEs
Affected products
Microsoft · Microsoft Excel Viewer
- affected 2007 Service Pack 3
- affected 2016 Click-to-Run (C2R) for 32-bit editions
- affected 2016 Click-to-Run (C2R) for 64-bit editions
- affected 2016 for Mac
- affected Compatibility Pack Service Pack 3
- affected 2010 Service Pack 2 (32-bit editions)
- affected 2010 Service Pack 2 (64-bit editions)
- affected 2013 RT Service Pack 1
- affected 2013 Service Pack 1 (32-bit editions)
- affected 2013 Service Pack 1 (64-bit editions)
- affected 2016 (32-bit edition)
- affected 2016 (64-bit edition)
References (3)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8429 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 105219 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1041630 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-8429)Record last updated .