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CVE-2005-2263

16
FAUCET Score

CVE-2005-2263 describes a vulnerability in the InstallTrigger.install method of Mozilla Firefox before 1.0.5 and Mozilla before 1.7.9. This flaw allows remote attackers to execute a callback function in the context of an arbitrary domain, leading to a same-origin policy bypass. The vulnerability has a CVSS score of 5.0 (medium severity), indicating a network-based attack with low complexity, requiring no authentication, and primarily impacting integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
0.8CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.8:*:*:*:*:*:*:*
0.9CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9:*:*:*:*:*:*:*
0.9CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9:rc:*:*:*:*:*:*
0.9.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9.1:*:*:*:*:*:*:*
0.9.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.10%
Probability of exploitation in next 30 days
EPSS Percentile
86.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0310 is in the 81st percentile among its peer group of 23,705 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

mozillapatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:1.0.6-1.4.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: devhelp-0:0.9.2-2.4.6
View patch

Vendor Advisories (1)

redhatCVE-2005-2263Moderate

security flaw

Jul 12, 2005

References

bugzilla.mozilla.org / show_bug.cgi
ExploitVendor Advisory
bugzilla.redhat.com / bugzilla/show_bug.cgi
secunia.com / advisories/16043
secunia.com / advisories/16059
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100010
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100016
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11629
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1281
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1311
ciac.org / ciac/bulletins/p-252.shtml
debian.org / security/2005/dsa-810
mozilla.org / security/announce/mfsa2005-48.html
PatchVendor Advisory
novell.com / linux/security/advisories/2005_18_sr.html
novell.com / linux/security/advisories/2005_45_mozilla.html
redhat.com / support/errata/RHSA-2005-586.html
redhat.com / support/errata/RHSA-2005-587.html
securityfocus.com / bid/14242
vupen.com / english/advisories/2005/1075