SB2020012830 - Cross-site scripting in GitLab, Gitlab Community Edition
Published: January 28, 2020 Updated: July 17, 2020
Security Bulletin ID
SB2020012830
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2019-15586)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
A XSS exists in Gitlab CE/EE < 12.1.10 in the Mermaid plugin.
Remediation
Install update from vendor's website.