CVE-2018-19493

Name: CVE-2018-19493
Creator: NVD / NIST
Published: 2019-07-10T15:15:11.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.30%

Last modified Jun 17, 2026

CVE-2018-19493 is a vulnerability of currently unknown severity. An issue was discovered in GitLab Community and Enterprise Edition 11.x before 11.3.11, 11.4.x before 11.4.8, and 11.5.x before 11.5.1. There is a persistent XSS vulnerability in the environment pages due to a lack of input validation and output encoding.. EPSS estimates a 1.30% chance of exploitation in the next 30 days.

Description

An issue was discovered in GitLab Community and Enterprise Edition 11.x before 11.3.11, 11.4.x before 11.4.8, and 11.5.x before 11.5.1. There is a persistent XSS vulnerability in the environment pages due to a lack of input validation and output encoding.

Metrics

EPSS Probability

1.30%

66.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 11.0.0, < 11.3.11
Gitlab	Gitlab	>= 11.4.0, < 11.4.8
Gitlab	Gitlab	>= 11.5.0, < 11.5.1

References

http://www.securityfocus.com/bid/109122Third Party Advisory, VDB Entry
https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/Release Notes, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab-ce/issues/53037Issue Tracking, Vendor Advisory
http://www.securityfocus.com/bid/109122Third Party Advisory, VDB Entry
https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/Release Notes, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab-ce/issues/53037Issue Tracking, Vendor Advisory

Timeline

Published: Jul 10, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-19493?

How severe is CVE-2018-19493?

Severity scoring for CVE-2018-19493 is pending analysis. The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.

How do I fix CVE-2018-19493?

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-2018-19493?

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

Scan your code now

Source: NVD / NIST