CVE-2019-8449
MEDIUMCVSS 5.3/10EPSS 84.77%
Last modified
CVE-2019-8449 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The /rest/api/latest/groupuserpicker resource in Jira before version 8.4.0 allows remote attackers to enumerate usernames via an information disclosure vulnerability.. EPSS estimates a 84.77% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Atlassian | Jira | < 8.4.0 |
References
- http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.htmlExploit, Third Party Advisory, VDB Entry
- https://jira.atlassian.com/browse/JRASERVER-69796Issue Tracking, Vendor Advisory
- http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.htmlExploit, Third Party Advisory, VDB Entry
- https://jira.atlassian.com/browse/JRASERVER-69796Issue Tracking, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-8449?
The /rest/api/latest/groupuserpicker resource in Jira before version 8.4.0 allows remote attackers to enumerate usernames via an information disclosure vulnerability.
How severe is CVE-2019-8449?
CVE-2019-8449 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 84.77% probability of exploitation in the next 30 days.
How do I fix CVE-2019-8449?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-8449?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST