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[email protected]CVE-2021-39887

HistoryOct 05, 2021 - 12:15 p.m.

CVE-2021-39887

2021-10-0512:15:07

CWE-79

[email protected]

web.nvd.nist.gov

cve-2021-39887

stored xss

gitlab

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

7.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

5.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

40.6%

JSON

A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim’s behalf.

Affected configurations

NVD

Node

gitlabgitlabRange8.4.0–14.1.7community

gitlabgitlabRange8.4.0–14.1.7enterprise

gitlabgitlabRange14.2–14.2.5community

gitlabgitlabRange14.2–14.2.5enterprise

gitlabgitlabRange14.3–14.3.1community

gitlabgitlabRange14.3–14.3.1enterprise

CPENameOperatorVersion
gitlab:gitlabgitlablt14.1.7
gitlab:gitlabgitlablt14.2.5
gitlab:gitlabgitlablt14.3.1

CPE	Name	Operator	Version
gitlab:gitlab	gitlab	lt	14.1.7
gitlab:gitlab	gitlab	lt	14.2.5
gitlab:gitlab	gitlab	lt	14.3.1

CNA Affected

[
  {
    "product": "GitLab",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=8.4, <14.1.7"
      },
      {
        "status": "affected",
        "version": ">=14.2, <14.2.5"
      },
      {
        "status": "affected",
        "version": ">=14.3, <14.3.1"
      }
    ]
  }
]