CVE-2019-0911
Out-of-bounds write
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 CVE ID is unique from CVE-2019-0884, CVE-2019-0918.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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 CVE ID is unique from CVE-2019-0884, CVE-2019-0918.
- Record
CVE-2019-0911- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.6 High
AV:N/AC:H/Au:N/C:C/I:C/A:C - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
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 CVE ID is unique from CVE-2019-0884, CVE-2019-0918.
- Record
CVE-2019-0911- Updated
- 2026-11-02
EUVDEUVD-2021-0638 No score
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 CVE ID is unique from CVE-2019-0884, CVE-2019-0918.
- Record
EUVD-2021-0638- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9735-p6r2-2hgh
Out-of-bounds write
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 CVE ID is unique from CVE-2019-0884, CVE-2019-0918.
- Record
GHSA-9735-p6r2-2hgh- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
OSV
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 CVE ID is unique from CVE-2019-0884, CVE-2019-0918.
- Record
CVE-2019-0911- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-9735-p6r2-2hgh
Out-of-bounds write
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 CVE ID is unique from CVE-2019-0884, CVE-2019-0918.
- Record
GHSA-9735-p6r2-2hgh- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
- microsoft chakracore
- microsoft edge
- microsoft internet explorer 10
- microsoft internet explorer 11
- microsoft internet explorer 11 on windows 10 version 1903 for 32-bit systems
- microsoft internet explorer 11 on windows 10 version 1903 for arm64-based systems
- microsoft internet explorer 11 on windows 10 version 1903 for x64-based systems
- microsoft internet explorer 11 on windows server 2012
- microsoft internet explorer
- microsoft edge on windows 10 version 1903 for 32-bit systems
- microsoft edge on windows 10 version 1903 for arm64-based systems
- microsoft edge on windows 10 version 1903 for x64-based systems
Affected packages
| Package | Affected | Fixed |
|---|---|---|
Microsoft.ChakraCoreNuGet |
before 1.11.9 | 1.11.9 |
Microsoft.ChakraCoreNuGet |
before 1.11.9, plus listed versions 1.10.01.10.11.10.21.11.01.11.1 Show 40 moreShow less1.11.21.11.31.11.41.11.51.11.61.11.71.11.81.2.01.2.11.2.21.2.31.2.6.62716-preview1.3.01.3.11.3.21.4.01.4.11.4.21.4.31.4.41.4.51.5.01.5.11.5.21.5.31.6.01.6.21.7.01.7.11.7.21.7.31.7.41.7.51.7.61.8.01.8.11.8.21.8.31.8.41.8.5 |
1.11.9 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-0911 is a high vulnerability (CVSS 7.5) in Microsoft Chakracore, published May 16, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 9.09%, the 95th percentile. Fixed in Microsoft.ChakraCore 1.11.9.
References
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0911
nvd.nist.gov/vuln/detail/CVE-2019-0911
github.com/chakra-core/ChakraCore/commit/a2deba5e1850782014a2a34678464b251e448337