title: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
description: An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 before 16.9.1. A crafted payload  added to the user profile page could lead to a stored XSS on the client side, allowing attackers to perform arbitrary actions on behalf of victims."
problem types: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
affected:
{
vendor: GitLab
product: GitLab
repo: git://git@gitlab.com:gitlab-org/gitlab.git
versions:
version: 16.9.0, status: affected, lessThan: 16.9.1, versionType: semver
defaultStatus: unaffected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: REQUIRED
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
baseScore: 8.7
baseSeverity: HIGH
]
solutions: Upgrade to versions 16.9.1 or above.