How severe is CVE-2016-7189?

CVE-2016-7189 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-7189 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 48% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7189?

CVE-2016-7189 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-7189?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-7189 published?

CVE-2016-7189 was published on 2016-10-14 and last updated on 2026-06-17.

CVE-2016-7189

CVE-2016-7189 is a high-severity vulnerability in Microsoft Edge with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 48% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 9.3
EPSS exploit prediction: 48% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Microsoft Edge
Published: 2016-10-14
Last modified: 2026-06-17

Description

The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code via a crafted web site, aka "Scripting Engine Remote Code Execution Vulnerability."

Frequently asked questions

What is CVE-2016-7189?: The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code via a crafted web site, aka "Scripting Engine Remote Code Execution Vulnerability."
How severe is CVE-2016-7189?: CVE-2016-7189 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-7189 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 48% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7189?: CVE-2016-7189 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-7189?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-7189 published?: CVE-2016-7189 was published on 2016-10-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*

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