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CVE-2019-0649
A vulnerability exists in Microsoft Chakra JIT server, aka 'Scripting Engine Elevation of Privileged Vulnerability'.
- 8.1HighCVSS base score
- 4.3%Exploitation in 30 daysEPSS · top 8.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A vulnerability exists in Microsoft Chakra JIT server, aka 'Scripting Engine Elevation of Privileged Vulnerability'.
Timeline
ID reserved
By microsoft
- 3 months later
· 3 months later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 4.3% · top 8.7% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.
Affected products
- affected Windows 10 Version 1703 for 32-bit Systems
- affected Windows 10 Version 1703 for x64-based Systems
- affected Windows 10 Version 1709 for 32-bit Systems
- affected Windows 10 Version 1709 for x64-based Systems
- affected Windows 10 Version 1803 for 32-bit Systems
- affected Windows 10 Version 1803 for x64-based Systems
- affected Windows 10 Version 1803 for ARM64-based Systems
- affected Windows 10 Version 1809 for 32-bit Systems
- affected Windows 10 Version 1809 for x64-based Systems
- affected Windows 10 Version 1809 for ARM64-based Systems
- affected Windows Server 2019
- affected Windows 10 Version 1709 for ARM64-based Systems
- affected unspecified
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetMicrosoft.ChakraCoreGHSA-6c6r-39cv-x5fq (opens in a new tab)
References
References2
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0649 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 106877 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-2768 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-6c6r-39cv-x5fq (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-0649)Record last updated .