CVE-2005-0590

The installation confirmation dialog in Firefox before 1.0.1, Thunderbird before 1.0.1, and...

5.0 Medium

The installation confirmation dialog in Firefox before 1.0.1, Thunderbird before 1.0.1, and Mozilla before 1.7.6 allows remote attackers to use InstallTrigger to spoof the hostname of the host performing the installation via a long "user:pass" sequence in the URL, which appears before the real hostname.

Exploit likelihood

1.67%Down 0.5 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2005-0590
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Updated: 2026-11-02

CVE List No score

Record: CVE-2005-0590
Updated: 2026-11-02

EUVDEUVD-2005-0591 No score

Record: EUVD-2005-0591
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mq4v-fvj7-qhmj No score

The installation confirmation dialog in Firefox before 1.0.1, Thunderbird before 1.0.1, and...

Record: GHSA-mq4v-fvj7-qhmj
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`firefox` Red Hat:enterprise_linux:4::as From an advisory covering 16 CVEs	before 0:1.0.1-1.4.3	0:1.0.1-1.4.3
`firefox` Red Hat:enterprise_linux:4::desktop From an advisory covering 16 CVEs	before 0:1.0.1-1.4.3	0:1.0.1-1.4.3
`firefox` Red Hat:enterprise_linux:4::es From an advisory covering 16 CVEs	before 0:1.0.1-1.4.3	0:1.0.1-1.4.3
`firefox` Red Hat:enterprise_linux:4::ws From an advisory covering 16 CVEs	before 0:1.0.1-1.4.3	0:1.0.1-1.4.3

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2005-0590 is a medium vulnerability (CVSS 5.0) in Mozilla Firefox, published February 28, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.67%, the 76th percentile. No source names a fixed version.

References

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