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[email protected]CVE-2021-39946

HistoryJan 18, 2022 - 5:15 p.m.

CVE-2021-39946

2022-01-1817:15:08

CWE-79

[email protected]

web.nvd.nist.gov

cve-2021-39946

gitlab

xss

html

input validation

security vulnerability

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:N/I:P/A:N

8.7 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

4.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.8%

JSON

Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis

Affected configurations

NVD

Node

gitlabgitlabRange14.3–14.3.6community

gitlabgitlabRange14.3–14.3.6enterprise

gitlabgitlabRange14.4–14.4.4community

gitlabgitlabRange14.4–14.4.4enterprise

gitlabgitlabRange14.5–14.5.2community

gitlabgitlabRange14.5–14.5.2enterprise

CPENameOperatorVersion
gitlab:gitlabgitlablt14.3.6
gitlab:gitlabgitlablt14.4.4
gitlab:gitlabgitlablt14.5.2

CPE	Name	Operator	Version
gitlab:gitlab	gitlab	lt	14.3.6
gitlab:gitlab	gitlab	lt	14.4.4
gitlab:gitlab	gitlab	lt	14.5.2

CNA Affected

[
  {
    "product": "GitLab",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=14.3, <14.3.6"
      },
      {
        "status": "affected",
        "version": ">=14.4, <14.4.4"
      },
      {
        "status": "affected",
        "version": ">=14.5, <14.5.2"
      }
    ]
  }
]