High severity · published Sep 30, 2020
CVE-2020-13321
A vulnerability was discovered in GitLab versions prior to 13.1
8.3
CVSS
1.4%
EPSS
No
On KEV
Description
A vulnerability was discovered in GitLab versions prior to 13.1. Username format restrictions could be bypassed allowing for html tags to be added.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
before 12.10.13; 13.0.0 before 13.0.8; 13.1.0 before 13.1.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-13321
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-13321
Vendor Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13321.json
Exploit
https://gitlab.com/gitlab-org/gitlab/-/issues/25751
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