CVE-2019-0648
ChakraCore information disclosure vulnerability
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.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory, aka Scripting Engine Information Disclosure Vulnerability. This CVE ID is unique from CVE-2019-0658.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
4.3
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.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory, aka Scripting Engine Information Disclosure Vulnerability. This CVE ID is unique from CVE-2019-0658.
- Record
CVE-2019-0648- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
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.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory, aka Scripting Engine Information Disclosure Vulnerability. This CVE ID is unique from CVE-2019-0658.
- Record
CVE-2019-0648- Updated
- 2026-11-02
EUVDEUVD-2022-5654 No score
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.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory, aka Scripting Engine Information Disclosure Vulnerability. This CVE ID is unique from CVE-2019-0658.
- Record
EUVD-2022-5654- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wwfw-m54g-gv72
4.3
ChakraCore information disclosure vulnerability
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.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory, aka Scripting Engine Information Disclosure Vulnerability. This CVE ID is unique from CVE-2019-0658.
- Record
GHSA-wwfw-m54g-gv72- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-wwfw-m54g-gv72
4.3
ChakraCore information disclosure vulnerability
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.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory, aka Scripting Engine Information Disclosure Vulnerability. This CVE ID is unique from CVE-2019-0658.
- Record
GHSA-wwfw-m54g-gv72- CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
Microsoft.ChakraCoreNuGet |
before 1.11.6 | 1.11.6 |
Microsoft.ChakraCoreNuGet |
before 1.11.6, plus listed versions 1.10.01.10.11.10.21.11.01.11.1 Show 37 moreShow less1.11.21.11.31.11.41.11.51.2.01.2.11.2.21.2.31.2.6.62716-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 |
1.11.6 |
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-2019-0648 is a medium vulnerability (CVSS 4.3) in Microsoft Edge, published March 5, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.43%, the 92nd percentile. Fixed in Microsoft.ChakraCore 1.11.6.
References
securityfocus.com/bid/106885
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0648
nvd.nist.gov/vuln/detail/CVE-2019-0648
github.com/chakra-core/ChakraCore/pull/5936
web.archive.org/web/20210729110650/http://www.securityfocus.com/bid/106885
github.com/chakra-core/ChakraCore/commit/1a7790f873b1a73d1cfec9548eb08a3b9fd798f3
github.com/advisories/GHSA-wwfw-m54g-gv72
github.com/chakra-core/ChakraCore