CVE-2019-1263

5.5 mediumEPSS 7.8%

Medium (5.5) in microsoft. EPSS 7.8% chance of exploitation in the next 30 days.

An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka 'Microsoft Excel Information Disclosure Vulnerability'.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS: 7.8% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-31)
CWE: CWE-200
Published: 2019-09-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microsoft:excel
microsoft:office
microsoft:office_365_proplus

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1263
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1263

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