HIGH
A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka 'Chakra Scripting Engine Memory Corruption Vulnerability'
Published Sep 11, 2019
7.5
HIGHCVSS 3.1
EPSS 8.67%
Description
A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka 'Chakra Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2019-1138, CVE-2019-1217, CVE-2019-1298, CVE-2019-1300.
Affected products
-
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
- Vendor Microsoft Product Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems Defaultn/a
- Version unspecifiedStatusaffectedConstraints-
- Version
-
- Version unspecifiedStatusaffectedConstraints-
- Version
-
- Version unspecifiedStatusaffectedConstraints-
- Version
-
- Version unspecifiedStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
Configuration 1
AND
Running on/with
OR
- 1607
- 1703
- 1709
- 1803
- 1809
- 1903
- n/a
- n/a
Configuration 2
- < 1.11.13
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.6 HIGH NVD
AV:N/AC:H/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
8.67% 0.08673
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.08673
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 8.67% (0.08673) | 94.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.11% (0.08107) | 94.08th | v5 (v2026.06.15) |
| Mar 30, 2025 | 4.54% (0.04538) | 88.13th | v4 (v2025.03.14) |
| Mar 29, 2025 | 38.32% (0.38317) | 95.81th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.43% (0.03426) | 86.65th | v4 (v2025.03.14) |
| Dec 20, 2024 | 3.24% (0.03243) | 91.05th | v3 (v2023.03.01) |
| Jan 23, 2024 | 2.13% (0.02130) | 88.10th | v3 (v2023.03.01) |
| Sep 18, 2023 | 1.74% (0.01742) | 86.43th | v3 (v2023.03.01) |
| Sep 3, 2023 | 2.05% (0.02046) | 87.56th | v3 (v2023.03.01) |
| Jun 13, 2023 | 2.75% (0.02746) | 89.08th | v3 (v2023.03.01) |
| Jun 12, 2023 | 1.59% (0.01595) | 85.51th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.05% (0.01048) | 81.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.22% (0.02217) | 81.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.88% (0.01875) | 75.28th | v2 (v2022.01.01) |
| Feb 4, 2022 | 37.71% (0.37706) | 97.20th | v2 (v2022.01.01) |
| Feb 3, 2022 | 27.94% (0.27938) | 96.43th | v1 |
| Jan 6, 2022 | 27.94% (0.27938) | 96.39th | v1 |
| Jan 5, 2022 | 7.95% (0.07953) | 92.78th | v5 (v2026.06.15) |
| Apr 14, 2021 | 7.95% (0.07953) | 0.00th | v1 |
Weaknesses (1)
References (5)
- https://github.com/advisories/GHSA-q99r-j969-6jwr Advisory
- https://github.com/chakra-core/ChakraCore/commit/31f2588c7ba5b446bccf2769e9ecf4d444b73045
- https://github.com/chakra-core/ChakraCore/commit/7e9a2ee60baa95ceb4f48f522f823c812ca90c80
- https://nvd.nist.gov/vuln/detail/CVE-2019-1237
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1237 x_refsource_MISCPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-q99r-j969-6jwr | Advisory | |
| https://github.com/chakra-core/ChakraCore/commit/31f2588c7ba5b446bccf2769e9ecf4d444b73045 | ||
| https://github.com/chakra-core/ChakraCore/commit/7e9a2ee60baa95ceb4f48f522f823c812ca90c80 | ||
| https://nvd.nist.gov/vuln/detail/CVE-2019-1237 | ||
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1237 | x_refsource_MISCPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Sep 11, 2019
Updated Aug 4, 2024
Reserved Nov 26, 2018
Link CVE-2019-1237
CISA Vulnrichment
GHSA-Q99R-J969-6JWR Updated n/a