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

Source: https://junglewise.ai/threats/cve-2017-0210-microsoft-internet-explorer-privilege-escalation-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-24. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2017-0210 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2022-05-24

An elevation of privilege vulnerability exists in Microsoft Internet Explorer when it fails to properly enforce cross-domain policies. This flaw allows an attacker to access information from one domain and inject it into another, potentially leading to unauthorized data access or manipulation.

Technologies: [Microsoft Edge](https://junglewise.ai/threats/technologies/edge), [Microsoft Internet Explorer](https://junglewise.ai/threats/technologies/internet-explorer). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2017-0210 exploited in the wild?** Yes. CVE-2017-0210 is known to be exploited in the wild, first recorded on 24 May 2022. Treat it as urgent.

**How severe is CVE-2017-0210?** Critical severity, with a CVSS score of 8.8, published 24 May 2022.

**Which products and versions are affected?** Microsoft Internet Explorer 10, 11.

**Is there a fix for CVE-2017-0210?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2017-0210 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2017-0210?** Check whether you run Microsoft Edge or Microsoft Internet Explorer. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Microsoft Internet Explorer 10, 11

## Timeline

- 2017-04-12: disclosed: NVD Published Date
- 2022-05-24: kev added: Added to CISA Known Exploited Vulnerabilities Catalog

## Related threats

- [Microsoft Edge out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-122518-out-of-bounds-read-in-microsoft-edge-chromium-based-allows-an)
- [Microsoft Edge privilege escalation via incorrect authorization](https://junglewise.ai/threats/cve-2026-69446-incorrect-authorization-in-microsoft-edge-chromium-based-allows)
- [Microsoft Edge use-after-free privilege elevation](https://junglewise.ai/threats/cve-2026-96203-use-after-free-in-microsoft-edge-chromium-based-allows-an)
- [Microsoft Edge heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-96199-heap-based-buffer-overflow-in-microsoft-edge-chromium-based)
- [Microsoft Edge heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-96198-heap-based-buffer-overflow-in-microsoft-edge-chromium-based)