CVE-2018-8244
An elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka "Microsoft Outlook Elevation of Privilege Vulnerability." This affects Microsoft Office, Microsoft Outlook.
Does this matter?
Lower severity and a low EPSS score (5.22%). Track it; it rarely justifies an emergency change on its own.
Description
An elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka "Microsoft Outlook Elevation of Privilege Vulnerability." This affects Microsoft Office, Microsoft Outlook.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- EPSS
- 5.22% probability · 92th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- microsoft/office · microsoft/outlook · microsoft/outlook rt
- Source
- secure@microsoft.com
EPSS 5.2% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/104323Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041107Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8244Patch, Vendor Advisory
- http://www.securityfocus.com/bid/104323Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041107Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8244Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.