CVE-2006-5783: Firefox 1.5.0.7 on Kubuntu Linux allows remote attackers to cause a denial of service (crash) via a long URL in an A tag. NOTE: this issue has been d...

Description

Firefox 1.5.0.7 on Kubuntu Linux allows remote attackers to cause a denial of service (crash) via a long URL in an A tag. NOTE: this issue has been disputed by several vendors, who could not reproduce the report. In addition, the scope of the impact - system freeze - suggests an issue that is not related to Firefox. Due to this impact, CVE concurs with the dispute

Metrics

EPSS Probability

2.28%

80.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	1.5.0.7

References

Timeline

Published: Nov 7, 2006
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2006-5783?

Firefox 1.5.0.7 on Kubuntu Linux allows remote attackers to cause a denial of service (crash) via a long URL in an A tag. NOTE: this issue has been disputed by several vendors, who could not reproduce the report. In addition, the scope of the impact - system freeze - suggests an issue that is not related to Firefox. Due to this impact, CVE concurs with the dispute

How severe is CVE-2006-5783?

Severity scoring for CVE-2006-5783 is pending analysis. The EPSS model estimates a 2.28% probability of exploitation in the next 30 days.

How do I fix CVE-2006-5783?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.