CVE-2003-0816

What it is

Internet Explorer 6 SP1 and earlier allows remote attackers to bypass zone restrictions by (1) using the NavigateAndFind method to load a file: URL containing Javascript, as demonstrated by NAFfileJPU, (2) using the window.open method to load a file: URL containing Javascript, as demonstrated using WsOpenFileJPU, (3) setting the href property in the base tag for the _search window, as demonstrated using WsBASEjpu, (4) loading the search window into an Iframe, as demonstrated using WsFakeSrc, (5) caching a javascript: URL in the browser history, then accessing that URL in the same frame as the target domain, as demonstrated using WsOpenJpuInHistory, NAFjpuInHistory, BackMyParent, BackMyParent2, and RefBack, aka the "Script URLs Cross Domain" vulnerability.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

48.4% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2004-02-03 05:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 22:02 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 48.4% in the next 30 days (EPSS).
• Severity: 7.5 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2004-02-03 05:00 UTC

Last modified

2026-06-16 22:02 UTC

Exploit probability

48.4% · EPSS, next 30 days

Record status

Modified

Affected

• Microsoft Ie 6.0
• Microsoft Internet Explorer 5.0.1
• Microsoft Internet Explorer 5.5
• Microsoft Internet Explorer 6.0

Attack profile CVSS 2.0 · 7.5

Attack vector

Network

Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2003-0816.md and follow it. Check whether this project is affected by CVE-2003-0816. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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