How severe is CVE-2017-0210?

CVE-2017-0210 has a CVSS 3.1 base score of 8.8 (HIGH). EPSS estimates a 22.3% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2017-0210: Microsoft Internet Explorer Privilege Escalation

CISA Known Exploited Vulnerabilities

Microsoft Internet Explorer Privilege Escalation Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-05-24

Remediation due

2022-06-14

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2017-0210

Description

An elevation of privilege vulnerability exists when Internet Explorer does not properly enforce cross-domain policies, which could allow an attacker to access information from one domain and inject it into another domain, aka "Internet Explorer Elevation of Privilege Vulnerability."

Severity

CVSS 3.1 · CISA8.8 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Exploitation Context

as of October 13, 2026

All KEV statistics→

CISA added CVE-2017-0210 to the KEV catalog 1,868 days after its CVE record was published.
It is one of 390 Microsoft entries in the CISA KEV catalog, and one of 166 added in 2022.
Its current EPSS score (22.3%) is higher than that of 36% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
Microsoft Corporation	Microsoft Corporation Internet Explorer	Internet Explorer 10 and Internet Explorer 11

References

3 Links

Vulnerability databases

Other references

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0210

Record Details

Published

2017-04-12

Last updated

2025-10-21

Assigner (CNA)

microsoft

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.