CVE-2018-8390 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-08-15 8 y ago modified 2026-06-17 4 mo ago also GHSA-jgj7-hq9p-rqmg , EUVD-2022-4359
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 15.4%
- EPSS 15.4% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8353, CVE-2018-8355, CVE-2018-8359, CVE-2018-8371, CVE-2018-8372, CVE-2018-8373, CVE-2018-8385, CVE-2018-8389.
Patch / fix
- nuget Microsoft.ChakraCore 1.10.2
Exploit prediction
15.38% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
| GitHub | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | Microsoft.ChakraCore | <1.10.2 |
1.10.2 |
Affected products
- Microsoft Microsoft Edge
- Microsoft ChakraCore
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-8390
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/pull/5596
web
-
github.com
/chakra-core/ChakraCore/commit/63ae30a750a4a0b2a2eb61a35dd3d2fc10104a90
web
-
securitytracker.com
/id/1041457
vdb-entry, third-party-advisory
-
securityfocus.com
/bid/105041
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-8390
advisory
-
web.archive.org
/web/20210614054332/http://www.securityfocus.com/bid/105041
web
-
web.archive.org
/web/20211203061111/http://www.securitytracker.com/id/1041457
web
Sources
- CVE List CVE-2018-8390
- GitHub Advisory GHSA-jgj7-hq9p-rqmg
- NVD CVE-2018-8390
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.