CVE-2007-2162

7.8 HIGH 1% exploit odds No fix listed

What it is

(1) Mozilla Firefox 2.0.0.3 and (2) GNU IceWeasel 2.0.0.3 allow remote attackers to cause a denial of service (browser crash or system hang) via JavaScript that matches a regular expression against a long string, as demonstrated using /(.)*/.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of service disruption.
Exploit odds: 1.4% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2007-04-22 19:19 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:39 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.4% in the next 30 days (EPSS).
Severity: 7.8 HIGH (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2007-04-22 19:19 UTC
Last modified: 2026-06-16 22:39 UTC
Exploit probability: 1.4% · EPSS, next 30 days
Record status: Modified

Affected

Gnu Iceweasel 2.0.0.3
Mozilla Firefox 2.0.0.3

Attack profile CVSS 2.0 · 7.8

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

Raw vector

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

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-2007-2162.md and follow it. Check whether this project is affected by CVE-2007-2162. 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