What is CVE-2019-1218?

CVE-2019-1218 is a medium-severity vulnerability in Microsoft Outlook, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-08-14.

How severe is CVE-2019-1218?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2019-1218 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Microsoft Outlook

CVE-2019-1218

A spoofing vulnerability exists in the way Microsoft Outlook iOS software parses specifically crafted email messages. An authenticated attacker could exploit the vulnerability by sending a specially crafted email message to a victim. The a…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.039 (88.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Microsoft Outlook
Microsoft Outlook For Ios — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2019-1218?: CVE-2019-1218 is a medium-severity vulnerability in Microsoft Outlook, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-08-14.
How severe is CVE-2019-1218?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2019-1218 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.