Vulnerability in Microsoft Chakracore

CVE-2020-17131

Chakra Scripting Engine Memory Corruption Vulnerability

EPSS: 0.012 (79.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C.

Affected products

Microsoft Chakracore — versions 0
Microsoft Edge (Edgehtml-based) — versions 1.0..0

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

Chakra Scripting Engine Memory Corruption Vulnerability (vendor-advisory)

Frequently asked questions

What is CVE-2020-17131?: CVE-2020-17131 is a medium-severity vulnerability in Microsoft Chakracore. CVSS score: 4.2/10. Published 2020-12-09.
How severe is CVE-2020-17131?: Medium severity. CVSS v3 base score is 4.2 out of 10.
Is CVE-2020-17131 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.