CVE-2023-3500 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

2023-08-0200:07:15

CWE-79

GitLab

www.cve.org

gitlab

xss

vulnerability

cve-2023-3500

versions 10.0-16.2.2

4.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

6.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

19.7%

JSON

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.0 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A reflected XSS was possible when creating specific PlantUML diagrams that allowed the attacker to perform arbitrary actions on behalf of victims.

CNA Affected

[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "versions": [
      {
        "version": "10.0",
        "status": "affected",
        "lessThan": "16.0.8",
        "versionType": "semver"
      },
      {
        "version": "16.1",
        "status": "affected",
        "lessThan": "16.1.3",
        "versionType": "semver"
      },
      {
        "version": "16.2",
        "status": "affected",
        "lessThan": "16.2.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]