CVE-2008-4381

5.0 MEDIUM 18% exploit odds No fix listed Denial of service Browser & mail

What it is

Microsoft Internet Explorer 7 allows remote attackers to cause a denial of service (application crash) via Javascript that calls the alert function with a URL-encoded string of a large number of invalid characters.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 18.4% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2008-10-02 18:18 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:57 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 18.4% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2008-10-02 18:18 UTC
Last modified: 2026-06-16 22:57 UTC
Exploit probability: 18.4% · EPSS, next 30 days
Weakness: CWE-399
Record status: Modified

Affected

Microsoft Internet Explorer 5
Microsoft Internet Explorer 6
Microsoft Internet Explorer 7

Attack profile CVSS 2.0 · 5.0

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

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-2008-4381.md and follow it. Check whether this project is affected by CVE-2008-4381. 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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References

NVD record · CVE.org record