Vulnerability Monitor

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CVE-2021-39887


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.


Published

2021-10-05T12:15:07.903

Last Modified

2024-11-21T06:20:28.653

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.3 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: SINGLE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

6.8

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-79

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application gitlab gitlab < 14.1.7 Yes
Application gitlab gitlab < 14.1.7 Yes
Application gitlab gitlab < 14.2.5 Yes
Application gitlab gitlab < 14.2.5 Yes
Application gitlab gitlab < 14.3.1 Yes
Application gitlab gitlab < 14.3.1 Yes

References