# CVE-2013-3897: Microsoft Internet Explorer Use-After-Free Vulnerability

Source: https://junglewise.ai/threats/cve-2013-3897-microsoft-internet-explorer-use-after-free-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-03-03. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2013-3897 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2022-03-03

A use-after-free vulnerability exists in the CDisplayPointer class within mshtml.dll in Microsoft Internet Explorer. Remote attackers can execute arbitrary code or cause a denial of service via crafted JavaScript code utilizing the onpropertychange event handler.

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-2013-3897 exploited in the wild?** Yes. CVE-2013-3897 is known to be exploited in the wild, first recorded on 3 March 2022. Treat it as urgent.

**How severe is CVE-2013-3897?** Critical severity, with a CVSS score of 8.8, published 3 March 2022.

**Which products and versions are affected?** Microsoft Internet Explorer 6 through 11.

**Is there a fix for CVE-2013-3897?** A patch was published on 2013-10-08: MS13-080 addresses the vulnerability. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2013-3897 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2013-3897?** 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 6 through 11

## Timeline

- 2013-09: exploited: Exploited in the wild in September and October 2013.
- 2013-10-08: patched: MS13-080 addresses the vulnerability.
- 2022-03-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog.

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- [Microsoft Edge heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-96198-heap-based-buffer-overflow-in-microsoft-edge-chromium-based)