CVE-2021-39873: Medium severity GitLab GitLab vulnerability
Published Oct 4, 2021
·Updated
In all versions of GitLab CE/EE, there exists a content spoofing vulnerability which may be leveraged by attackers to trick users into visiting a malicious website by spoofing the content in an error response.
Affected Software
6 affected components
GitLab GitLab>=1.0.0<14.1.7
GitLab GitLab>=1.0.0<14.1.7
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab=4.3.0
GitLab GitLab=4.3.0
Event History
Oct 4, 2021
CVE Published
via MITRE·04:43 PM
Data Sourced
via MITRE·04:43 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2021-39873?
CVE-2021-39873 is classified as a medium-severity vulnerability due to its potential for content spoofing.
2
How do I fix CVE-2021-39873?
To mitigate CVE-2021-39873, upgrade GitLab to version 14.2.6 or later for both the Community and Enterprise editions.
3
What versions are affected by CVE-2021-39873?
CVE-2021-39873 affects GitLab versions from 1.0.0 to 14.1.7 and from 14.2.0 to 14.2.5.
4
What type of vulnerability is CVE-2021-39873?
CVE-2021-39873 is a content spoofing vulnerability that can mislead users into visiting malicious sites.
5
Who is impacted by CVE-2021-39873?
Any user of GitLab CE/EE who encounters error responses can be impacted by CVE-2021-39873.