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Vulnerability record · CVE-2006-2894 · published 7 June 2006

CVE-2006-2894: Mozilla firefox improper input validation vulnerability

Mozilla · Firefox

Mozilla Firefox 1.5.0.4, 2.0.x before 2.0.0.8, Mozilla Suite 1.7.13, Mozilla SeaMonkey 1.0.2 and other versions before 1.1.5, and Netscape 8.1 and earlier allow user-assisted remote attackers to read arbitrary files by tricking a user into typing the characters of the target filename in a text box and using the OnKeyDown, OnKeyPress, and OnKeyUp Javascript keystroke events to change the focus and cause those characters to be inserted into a file upload input control, which can then upload the file when the user submits the form.

4.0 CVSS 2.0 Medium EPSS 9.8% · top 4.6% CWE-20 · Improper input validation
4.0CVSS 2.0 base score
9.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
90References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Mozilla Firefox 1.5.0.4, 2.0.x before 2.0.0.8, Mozilla Suite 1.7.13, Mozilla SeaMonkey 1.0.2 and other versions before 1.1.5, and Netscape 8.1 and earlier allow user-assisted remote attackers to read arbitrary files by tricking a user into typing the characters of the target filename in a text box and using the OnKeyDown, OnKeyPress, and OnKeyUp Javascript keystroke events to change the focus and cause those characters to be inserted into a file upload input control, which can then upload the file when the user submits the form.

AV:N/AC:H/Au:N/C:P/I:P/A:N

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2007-02/0166.html
http://archives.neohapsis.com/archives/bugtraq/2007-02/0187.html
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742
http://lcamtuf.coredump.cx/focusbug/
http://lists.grok.org.uk/pipermail/full-disclosure/2006-June/046610.html Exploit
http://lists.virus.org/full-disclosure-0702/msg00225.html
http://secunia.com/advisories/20442 Vendor Advisory
http://secunia.com/advisories/20467 Vendor Advisory
http://secunia.com/advisories/20470 Vendor Advisory
http://secunia.com/advisories/20472 Vendor Advisory
http://secunia.com/advisories/21532 Vendor Advisory
http://secunia.com/advisories/27298 Vendor Advisory
http://secunia.com/advisories/27335 Vendor Advisory
http://secunia.com/advisories/27383 Vendor Advisory
http://secunia.com/advisories/27387 Vendor Advisory
http://secunia.com/advisories/27403 Vendor Advisory
http://secunia.com/advisories/27414 Vendor Advisory
http://securityreason.com/securityalert/1059
http://securitytracker.com/id?1018837
http://sunsolve.sun.com/search/document.do?assetkey=1-66-201516-1
http://support.novell.com/techcenter/psdb/60eb95b75c76f9fbfcc9a89f99cd8f79.html
http://www.gnucitizen.org/blog/browser-focus-rip
http://www.mandriva.com/en/security/advisories?name=MDKSA-2007:202
http://www.mandriva.com/security/advisories?name=MDKSA-2006:143
http://www.mandriva.com/security/advisories?name=MDKSA-2006:145
http://www.mozilla.org/security/announce/2007/mfsa2007-32.html
http://www.novell.com/linux/security/advisories/2007_57_mozilla.html
http://www.securityfocus.com/archive/1/482876/100/200/threaded
http://www.securityfocus.com/archive/1/482925/100/0/threaded
http://www.securityfocus.com/archive/1/482932/100/200/threaded
http://www.securityfocus.com/bid/18308
http://www.thanhngan.org/fflinuxversion.html
http://www.ubuntu.com/usn/usn-536-1
http://www.vupen.com/english/advisories/2006/2160 Vendor Advisory
http://www.vupen.com/english/advisories/2006/2162 Vendor Advisory
http://www.vupen.com/english/advisories/2006/2163 Vendor Advisory
http://www.vupen.com/english/advisories/2006/2164 Vendor Advisory
http://www.vupen.com/english/advisories/2007/3544 Vendor Advisory
http://www.vupen.com/english/advisories/2008/0083 Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=290478

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2006-2894), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.