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CVE-2017-8658
A remote code execution vulnerability exists in the way that the Chakra JavaScript engine renders when handling objects in memory, aka…
Critical9.8EPSS 20.1%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
A remote code execution vulnerability exists in the way that the Chakra JavaScript engine renders when handling objects in memory, aka "Scripting Engine Memory Corruption Vulnerability".
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 20.1% · top 2.6% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Remote Code Execution
- CWE-119 (opens in a new tab)
Affected products
Microsoft Corporation · ChakraCore
- affected ChakraCore V1.7.1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetMicrosoft.ChakraCoreGHSA-8v2h-4jpm-3wfm (opens in a new tab)
References (2)
- 100036 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8658 (opens in a new tab)x_refsource_CONFIRMx_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)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-8v2h-4jpm-3wfm (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .