CVE-2019-1137

Name: CVE-2019-1137
Creator: NVD / NIST
Published: 2019-07-15T19:15:21.327+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.58%

Last modified Jun 17, 2026

CVE-2019-1137 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.

Description

A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

1.58%

72.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Microsoft	Exchange Server	2013
Microsoft	Exchange Server	2016
Microsoft	Exchange Server	2019

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1137Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1137Patch, Vendor Advisory

Timeline

Published: Jul 15, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-1137?

How severe is CVE-2019-1137?

CVE-2019-1137 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.

How do I fix CVE-2019-1137?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-1137?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST