CVE-2018-8145
HighPublic exploitChakraCore information disclosure vulnerability
Published May 13, 2022 · Updated Jul 8, 2026 · Also known as GHSA-xphq-3x6q-q2qq
Key Facts
Patch immediately- CVE-2018-8145 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting ChakraCore (Microsoft), Edge (Microsoft), Internet Explorer (Microsoft) and 3 more products.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 67% probability of exploitation in the next 30 days.
- Fixed versions are available, including ChakraCore <=1.8.3, Microsoft.ChakraCore 1.8.4, ChakraCore 1.8.3.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
7.5
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
67%
Higher than 99.2% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
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Description
An information disclosure vulnerability exists when Chakra improperly discloses the contents of its memory, which could provide an attacker with information to further compromise the user's computer or data, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge, Internet Explorer 10. This CVE ID is unique from CVE-2018-0943, CVE-2018-8130, CVE-2018-8133, CVE-2018-8177.
Affected Products
9 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ChakraCoreMicrosoft | >= ChakraCore | 1.8.3 |
| EdgeMicrosoft | >= Windows 10 for 32-bit Systems | n/a |
| Internet ExplorerMicrosoft | 10, 11 | n/a |
| Microsoft.ChakraCorenuget | See advisory | 1.8.4 |
| Internet Explorer 10 | >= Windows Server 2012 | n/a |
Patched Releases
ChakraCore
<=1.8.3
Microsoft.ChakraCore
1.8.4
Timeline
Publicly disclosed
May 13, 2022
Last updated
Jul 8, 2026
Weakness Type
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
- advisoryGHSA advisory
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2018-8145
- advisory103986
- advisory1040844
- exploit45011
FAQ
Common Questions.
An information disclosure vulnerability exists when Chakra improperly discloses the contents of its memory, which could provide an attacker with information to further compromise the user's computer or data, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore, Internet Explorer 11, M…
Affected: ChakraCore (Microsoft) versions >= ChakraCore; Edge (Microsoft) versions >= Windows 10 for 32-bit Systems; Internet Explorer (Microsoft) versions 10, 11, among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including ChakraCore <=1.8.3, Microsoft.ChakraCore 1.8.4, ChakraCore 1.8.3.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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