CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
29.7%
An issue has been discovered in GitLab CE/EE affecting all versions
starting from 12.0 before 15.10.8, all versions starting from 15.11 before
15.11.7, all versions starting from 16.0 before 16.0.2. A Regular
Expression Denial of Service was possible via sending crafted payloads to
the preview_markdown endpoint.