CVEs / CVE-2017-0210

CVE-2017-0210: Microsoft Internet Explorer Privilege Escalation Vulnerability

Known exploited in the CISA KEV catalog since 24 May 2022
high 8.8 CVSS 3.1 (NVD)
EPSS 22.3% chance of exploitation in the next 30 days, higher than 97% of CVEs (30 Oct 2026)
Last changed at its sources 17 Jun 2026

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Summary

A privilege escalation vulnerability exists when Internet Explorer does not properly enforce cross-domain policies, which could allow an attacker to access information.
CISA, Known Exploited Vulnerabilities catalog

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."
The CVE record, via NVD · published 12 Apr 2017 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
Microsoft Corporation Internet Explorer	Internet Explorer 10 and Internet Explorer 11	—

Exploitation

In CISA KEV since	24 May 2022
Due date for US federal agencies	14 Jun 2022
Used in ransomware campaigns	Unknown
Required action	Apply updates per vendor instructions.

Severity

CVSS 3.1	8.8 high `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H` Scored by NVD

References

CVE-2017-0210 on NVD
CVE-2017-0210 in the CISA KEV catalog
http://www.securityfocus.com/bid/97512 Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038238 Broken Link, Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0210 Patch, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0210 US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.