CVE-2018-8287 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-07-11 8 y ago modified 2026-06-17 4 mo ago also GHSA-p97q-j98q-f98w , EUVD-2022-4720
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 16.3%
- EPSS 16.3% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
A remote code execution vulnerability exists in the way the scripting engine handles objects in memory in Microsoft browsers, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge, Internet Explorer 10. This CVE ID is unique from CVE-2018-8242, CVE-2018-8283, CVE-2018-8288, CVE-2018-8291, CVE-2018-8296, CVE-2018-8298.
Patch / fix
- nuget Microsoft.ChakraCore 1.10.1
- microsoft chakracore 1.10.1
Exploit prediction
16.33% 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 | <1.10.1 |
1.10.1 |
Affected products
- Microsoft ChakraCore
- Microsoft Internet Explorer 11
- Microsoft Microsoft Edge
- Microsoft Internet Explorer 10
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-8287
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/pull/5444
web
-
github.com
/chakra-core/ChakraCore/commit/fa89a7031e75ca8b4a595765e897e8fc0d9fae76
web
-
securitytracker.com
/id/1041256
vdb-entry, third-party-advisory
-
securityfocus.com
/bid/104634
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1041258
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-8287
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210125211352/http://www.securityfocus.com/bid/104634
web
-
web.archive.org
/web/20211202002348/http://www.securitytracker.com/id/1041256
web
-
web.archive.org
/web/20220120050525/http://www.securitytracker.com/id/1041258
web
Sources
- CVE List CVE-2018-8287
- GitHub Advisory GHSA-p97q-j98q-f98w
- NVD CVE-2018-8287
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.