Vulnerability Monitor

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CVE-2021-26081

REST API in Atlassian Jira Server and Jira Data Center before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1 allows remote attackers to enumerate usernames via a Sensitive Data Exposure vulnerability in the `/rest/api/latest/user/avatar/temporary` endpoint.

Published

2021-07-20T04:15:09.683

Last Modified

2024-11-21T05:55:50.027

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application atlassian data_center < 8.5.14 Yes
Application atlassian jira < 8.5.14 Yes
Application atlassian jira_data_center < 8.13.6 Yes
Application atlassian jira_data_center < 8.16.1 Yes
Application atlassian jira_server < 8.13.6 Yes
Application atlassian jira_server < 8.16.1 Yes
References