SARA / Free Tools / CVE / CVE-2019-1023

CVE-2019-1023 — An information disclosure vulnerability exists when the scripting engine does no

An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft Edge. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. In a web-based attack

CVSS
6.5 MEDIUM
EPSS
12.45% (top 6.20%)
CWE
—
Published
2019-06-12T13:49:40.000Z
Last modified
2025-05-20T17:50:08.170Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C

01What is this vulnerability?

An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft Edge. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. In a web-based attack scenario, an attacker could host a website in an attempt to exploit the vulnerability. In addition, compromised…

02Affected products

VendorProductVersions
MicrosoftChakraCore0
MicrosoftMicrosoft Edge (EdgeHTMLbased) — 1.0..0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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