CVE-2019-1426: microsoft chakracore Out-of-bounds Write
CVSS: 7.6v2.0HighModified
Published 12-11-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-1426 is a high (CVSS 7.6) Out-of-bounds Write vulnerability in microsoft chakracore. EPSS estimates a 9.76% chance of exploitation in the next 30 days, higher than 95.4% of scored vulnerabilities.
CVSS score
7.6/10
010
High · v2.0 (NVD)EPSS score
9.76%
0%100%
Low · -0.26 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 12-11-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Microsoft Edge (HTML-based), aka 'Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2019-1427, CVE-2019-1428, CVE-2019-1429.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
High 7.6Preferred score · NVD (NIST)
AV:N/AC:H/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
9.76%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
-0.26 pp
From 10.03% on 20-09-2026
20-09-202620-10-2026
EPSS score9.76%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft20 products
- chakracoreunspecified | < 1.11.15
- edgena
- microsoft edge (edgehtml-based) on windows 10 for 32-bit systemsunspecified
- microsoft edge (edgehtml-based) on windows 10 for x64-based systemsunspecified
- microsoft edge (edgehtml-based) on windows 10 version 1607 for 32-bit systemsunspecified
1 vendor · 20 products
References
1 links
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1426X Refsource MISCPatchVendor Advisory