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CVE-2019-0648

ChakraCore information disclosure vulnerability

4.3 MediumFix available

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

5.43%Down 1.3 points since Apr 14, 2021
90%50%10%1%

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 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS 2.0
4.3 MediumAV: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 MediumCVSS: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 MediumCVSS: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

Affected packages
PackageAffectedFixed
Microsoft.ChakraCore
NuGet
before 1.11.6
1.11.6
Microsoft.ChakraCore
NuGet
before 1.11.6, plus listed versions
1.10.01.10.11.10.21.11.01.11.1
Show 37 moreShow less
1.11.21.11.31.11.41.11.51.2.01.2.11.2.21.2.31.2.6.62716-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

History
RecordedChangedSources
aliasesEUVD
first indexedCVE 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

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