CVE-2017-8659 json
ChakraCore information disclosure vulnerability
published 2017-08-08 9 y ago modified 2026-06-17 4 mo ago also GHSA-h6m7-jphx-f9p5 , EUVD-2022-4086
- cvss
- 4.3
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 6.0%
- EPSS 6.0% chance of exploitation in 30 days, percentile 93%
- public exploits
- 0
- none known
Summary
Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to obtain information to further compromise the user's system due to the Chakra scripting engine not properly handling objects in memory, aka "Scripting Engine Information Disclosure Vulnerability".
Patch / fix
- nuget Microsoft.ChakraCore 1.6.1
Exploit prediction
6.00% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
| GitHub | 3.0 | 4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | Microsoft.ChakraCore | <1.6.1 |
1.6.1 |
Affected products
- Microsoft Corporation Microsoft Scripting Engine
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2017-8659
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/pull/3509
web
-
github.com
/chakra-core/ChakraCore/commit/2500e1cdc12cb35af73d5c8c9b85656aba6bab4d
web
-
securityfocus.com
/bid/100029
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1039095
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2017-8659
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210612224703/http://www.securityfocus.com/bid/100029
web
-
web.archive.org
/web/20211127144809/http://www.securitytracker.com/id/1039095
web
Sources
- CVE List CVE-2017-8659
- GitHub Advisory GHSA-h6m7-jphx-f9p5
- NVD CVE-2017-8659
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.