CVE-2017-0027
Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, and Excel Services on SharePoint Server 2013 SP1 allow remote attackers to obtain sensitive information from process memory via a crafted Office…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 22.6%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, and Excel Services on SharePoint Server 2013 SP1 allow remote attackers to obtain sensitive information from process memory via a crafted Office document, aka "Microsoft Office Information Disclosure Vulnerability."
- CVSS 3.0
- 4.7 MEDIUMCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
- EPSS
- 22.55% probability · 98th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- microsoft/excel · microsoft/office compatibility pack · microsoft/sharepoint server
- Source
- secure@microsoft.com
EPSS moved from 13.0% on 21 September 2026 to 22.6% 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/96043Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038010
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0027Patch, Vendor Advisory
- http://www.securityfocus.com/bid/96043Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038010
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0027Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.