CVE-2018-0954 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-05-09 8 y ago modified 2026-06-17 4 mo ago also GHSA-h5hw-qrrw-vfxg , EUVD-2022-4070
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 15.5%
- EPSS 15.5% 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 Internet Explorer 9, ChakraCore, Internet Explorer 11, Microsoft Edge, Internet Explorer 10. This CVE ID is unique from CVE-2018-0945, CVE-2018-0946, CVE-2018-0951, CVE-2018-0953, CVE-2018-0955, CVE-2018-1022, CVE-2018-8114, CVE-2018-8122, CVE-2018-8128, CVE-2018-8137, CVE-2018-8139.
Patch / fix
- nuget Microsoft.ChakraCore 1.8.4
Exploit prediction
15.46% 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 | <1.8.4 |
1.8.4 |
Affected products
- Microsoft Internet Explorer 9
- 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-2018-0954
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/commit/51c46371c917e87bbde77d66abba088309d96a3f
web
-
securityfocus.com
/bid/103991
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1040844
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-0954
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210124164423/http://www.securityfocus.com/bid/103991
web
-
web.archive.org
/web/20211204185256/http://www.securitytracker.com/id/1040844
web
Sources
- CVE List CVE-2018-0954
- GitHub Advisory GHSA-h5hw-qrrw-vfxg
- NVD CVE-2018-0954
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