CVE-2018-0858 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-02-15 8 y ago modified 2026-06-17 4 mo ago also GHSA-7gjv-9m33-chg8 , EUVD-2022-3002
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 14.8%
- EPSS 14.8% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
ChakraCore allows remote code execution, due to how the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0834, CVE-2018-0835, CVE-2018-0836, CVE-2018-0837, CVE-2018-0838, CVE-2018-0840, CVE-2018-0856, CVE-2018-0857, CVE-2018-0859, CVE-2018-0860, CVE-2018-0861, and CVE-2018-0866.
Patch / fix
Exploit prediction
14.83% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).
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 | 9.3 | AV:N/AC:M/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 | <1.8.1 |
1.8.1 |
Affected products
- Microsoft Corporation ChakraCore
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
github.com
/chakra-core/ChakraCore/commit/972009a89e51c69971b80b1f5394886b304f880a
web
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-0858
web, vendor-advisory
-
securityfocus.com
/bid/102865
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1040372
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-0858
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210124135655/http://www.securityfocus.com/bid/102865
web
-
web.archive.org
/web/20211208072939/http://www.securitytracker.com/id/1040372
web
Sources
- CVE List CVE-2018-0858
- GitHub Advisory GHSA-7gjv-9m33-chg8
- NVD CVE-2018-0858
Fencer Intel 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.