CVE-2026-86483
MEDIUMCVSS 5.4/10EPSS 0.38%
Last modified
CVE-2026-86483 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. In JetBrains YouTrack before 2026.2.18634 stored XSS via a custom field on Agile board cards was possible. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
In JetBrains YouTrack before 2026.2.18634 stored XSS via a custom field on Agile board cards was possible
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| JetBrains | YouTrack | < 2026.2.18634 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-86483?
In JetBrains YouTrack before 2026.2.18634 stored XSS via a custom field on Agile board cards was possible
How severe is CVE-2026-86483?
CVE-2026-86483 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2026-86483?
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.
Related CVEs from 2026
- CVE-2026-86477Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMB…
- CVE-2026-86478In JetBrains YouTrack before 2025.3.161254, 2026.1.14042 im…9.8
- CVE-2026-86479In JetBrains YouTrack before 2026.2.18788, 2026.1.14055, 2…8.1
- CVE-2026-86480In JetBrains Hub before 2026.2.52442 an unauthenticated atta…9.8
- CVE-2026-86481In JetBrains YouTrack before 2026.2.18634 signed URL reuse a…4.3
- CVE-2026-86482In JetBrains YouTrack before 2026.2.18634 unchecked group me…8.8
- CVE-2026-86484In JetBrains YouTrack before 2026.2.18634 angularJS template…4.6
- CVE-2026-86485In JetBrains YouTrack before 2026.2.18634 iP spoofing via HT…3.3
- CVE-2026-86486In JetBrains YouTrack before 2026.2.18634 the generic VCS we…3.7
- CVE-2026-86487In JetBrains YouTrack before 2026.2.18634 a crafted WebSocke…3.1
- CVE-2026-86488In JetBrains YouTrack before 2026.2.18634 iDOR via the watch…6.5
- CVE-2026-86489In JetBrains YouTrack before 2026.2.18634 an IDOR in the use…6.5
Are you affected by CVE-2026-86483?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST