CVE-2005-1155

The favicon functionality in Firefox before 1.0.3 and Mozilla Suite before 1.7.7 allows remote...

7.5 High

The favicon functionality in Firefox before 1.0.3 and Mozilla Suite before 1.7.7 allows remote attackers to execute arbitrary code via a <LINK rel="icon"> tag with a javascript: URL in the href attribute, aka "Firelinking."

Exploit likelihood

8.28%Down 4.0 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2005-1155
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-94
Updated: 2026-11-02

CVE List No score

Record: CVE-2005-1155
Updated: 2026-11-02

EUVDEUVD-2005-1158 No score

Record: EUVD-2005-1158
Updated: 2026-11-03

GitHub AdvisoriesGHSA-5f3p-wqh5-33m5 No score

The favicon functionality in Firefox before 1.0.3 and Mozilla Suite before 1.7.7 allows remote...

Record: GHSA-5f3p-wqh5-33m5
Weakness: CWE-94
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`firefox` Red Hat:enterprise_linux:4::as From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`firefox-debuginfo` Red Hat:enterprise_linux:4::as From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`firefox` Red Hat:enterprise_linux:4::desktop From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`firefox-debuginfo` Red Hat:enterprise_linux:4::desktop From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`firefox` Red Hat:enterprise_linux:4::es From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`firefox-debuginfo` Red Hat:enterprise_linux:4::es From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`firefox` Red Hat:enterprise_linux:4::ws From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`firefox-debuginfo` Red Hat:enterprise_linux:4::ws From an advisory covering 10 CVEs	before 0:1.0.3-1.4.1	0:1.0.3-1.4.1
`devhelp` Red Hat:enterprise_linux:4::as From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp-debuginfo` Red Hat:enterprise_linux:4::as From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4

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Affected packages
Package	Affected	Fixed
`devhelp-devel` Red Hat:enterprise_linux:4::as From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp` Red Hat:enterprise_linux:4::desktop From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp-debuginfo` Red Hat:enterprise_linux:4::desktop From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp-devel` Red Hat:enterprise_linux:4::desktop From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp` Red Hat:enterprise_linux:4::es From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp-debuginfo` Red Hat:enterprise_linux:4::es From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp-devel` Red Hat:enterprise_linux:4::es From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp` Red Hat:enterprise_linux:4::ws From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp-debuginfo` Red Hat:enterprise_linux:4::ws From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4
`devhelp-devel` Red Hat:enterprise_linux:4::ws From an advisory covering 8 CVEs	before 0:0.9.2-2.4.4	0:0.9.2-2.4.4

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-2005-1155 is a high vulnerability (CVSS 7.5) in Mozilla Firefox, published April 18, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.28%, the 94th percentile. No source names a fixed version.

References

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