CVE-2006-6506

The "Feed Preview" feature in Mozilla Firefox 2.0 before 2.0.0.1 sends the URL of the feed when...

4.3 Medium

The "Feed Preview" feature in Mozilla Firefox 2.0 before 2.0.0.1 sends the URL of the feed when requesting favicon.ico icons, which results in a privacy leak that might allow feed viewing services to determine browsing habits.

Exploit likelihood

1.81%Down 0.9 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2006-6506
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:P/I:N/A:N
Updated: 2026-11-02

CVE List No score

Record: CVE-2006-6506
Updated: 2026-11-02

EUVDEUVD-2006-6489 No score

Record: EUVD-2006-6489
Updated: 2026-11-03

GitHub AdvisoriesGHSA-63rv-67f8-xhcx No score

The "Feed Preview" feature in Mozilla Firefox 2.0 before 2.0.0.1 sends the URL of the feed when...

Record: GHSA-63rv-67f8-xhcx
Updated: 2026-11-02

Affected products

mozilla firefox

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-6506 is a medium vulnerability (CVSS 4.3) in Mozilla Firefox, published December 20, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.81%, the 78th percentile. No source names a fixed version.

References

Show 13 moreShow less