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MEDIUM · 4.7

CVE-2021-22225

Insufficient input sanitization in markdown in GitLab version 13.11 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown

Vulnerability Description

Insufficient input sanitization in markdown in GitLab version 13.11 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown

CVSS Score

4.7

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
GitlabGitlab>= 13.11.3, < 13.11.6

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2021-22225?

CVE-2021-22225 is a vulnerability with a CVSS score of 4.7 (MEDIUM). Insufficient input sanitization in markdown in GitLab version 13.11 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown

How severe is CVE-2021-22225?

CVE-2021-22225 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-22225?

Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.