Cross-site scripting in Gitlab Community Edition - CVE-2020-13271
Published: June 10, 2020 / Updated: July 17, 2020
Vulnerability identifier: #VU30263
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2020-13271
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
Gitlab Community Edition
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1
How to mitigate CVE-2020-13271
Install update from vendor's website.