Security readout for executives and security teams
Plain-English summary
JetBrains reported a cross-site request forgery issue in an administrative YouTrack endpoint. In practical terms, an authenticated administrator could potentially be tricked into causing an unintended admin-side action. The public record says the issue was fixed in YouTrack 2018.4.49852, but it does not provide severity scoring or detailed affected-version data.
Executive priority
Treat this as a targeted administrative-risk cleanup item, not an emergency based on current evidence. Prioritize remediation for internet-accessible or broadly reachable YouTrack admin interfaces, especially where version evidence is missing.
Technical view
CVE-2019-12851 is a CSRF vulnerability in one YouTrack admin endpoint. The available source identifies the fixed version as YouTrack 2018.4.49852. The bundle does not include CVSS, CWE, vulnerable endpoint details, a full affected-version range, exploit prerequisites beyond the admin endpoint context, or proof of exploitation.
Likely exposure
Organizations operating JetBrains YouTrack instances that were not updated to 2018.4.49852 or later should review exposure. Risk is most relevant where administrators use browser-authenticated sessions and admin access is reachable by normal user browsing workflows.
Exploitation context
The provided sources do not state active exploitation, and the CVE is not marked KEV. Public evidence only supports a CSRF issue in an admin endpoint with a vendor-fixed version. Do not assume weaponized exploitation from this bundle alone.
Researcher notes
The source bundle is sparse: no CVSS, CWE, endpoint identifier, affected-version range, exploit detail, or mitigation beyond the fixed YouTrack version. Analysis should stay limited to JetBrains YouTrack and the vendor-stated fix in 2018.4.49852.
Mitigation direction
- Upgrade YouTrack to 2018.4.49852 or a later vendor-supported version.
- Review JetBrains security guidance for any deployment-specific remediation notes.
- Limit administrative access to trusted networks and authorized administrators.
- Ensure administrators use hardened browsers and avoid untrusted links while signed in.
- Track this CVE in vulnerability management until fixed-version evidence is recorded.
Validation and detection
- Inventory all YouTrack deployments and record exact version numbers.
- Confirm each deployment is at YouTrack 2018.4.49852 or later.
- Check vulnerability scanner findings against the recorded YouTrack versions.
- Review admin change logs for unexpected administrative actions before remediation.
- Document upgrade evidence and residual exposure decisions.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2019-12851 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://blog.jetbrains.com/blog/2019/06/19/jetbrains-security-bulletin-q1-2019/CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.