CVE-2018-8310
mediumpriority · track · 32EPSS 0.059 · 93 %ileEUUSEPSS · scored 2026-10-27
A tampering vulnerability exists when Microsoft Outlook does not properly handle specific attachment types when rendering HTML emails, aka "Microsoft Office Tampering Vulnerability." This affects Microsoft Word, Microsoft Office.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5
weaknesses
The CWE weakness classes this flaw belongs to.
No weakness (CWE) mapping recorded.
affected products (16)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (9)
External citations — patches, advisories, analysis.
- http://www.securitytracker.com/id/1041274cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8310cnnvd
- https://www.securityfocus.com/bid/104615cnnvd
- http://www.securityfocus.com/bid/104615enisa_euvd
- http://www.securitytracker.com/id/1041274enisa_euvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8310enisa_euvd
- http://www.securityfocus.com/bid/104615Third Party AdvisoryVDB Entrynvd
- http://www.securitytracker.com/id/1041274Third Party AdvisoryVDB Entrynvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan