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CVE-2005-1476

30
FAUCET Score

CVE-2005-1476 describes a vulnerability in Mozilla Firefox 1.0.3 that permits remote attackers to execute arbitrary JavaScript in other domains. This is achieved by manipulating an IFRAME to navigate to a previous javascript: URL, potentially leading to arbitrary code execution when chained with CVE-2005-1477. The vulnerability has a CVSS score of 5.1, indicating a medium severity with network access, high attack complexity, and partial impact on confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, an exploit (EDB-986) exists for arbitrary code execution, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.0.3CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.1MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
16.70%
Probability of exploitation in next 30 days
EPSS Percentile
96.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-986 · May 7, 2005
This CVE's current EPSS score of 0.1670 is in the 97th percentile among its peer group of 19,958 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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:1.0.4-1.4.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: devhelp-0:0.9.2-2.4.5
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2005-1476Important

security flaw

May 8, 2005

References

ftp.sco.com / pub/updates/OpenServer/SCOSA-2005.49/SCOSA-2005.49.txt
greyhatsecurity.org / firefox.htm
greyhatsecurity.org / vulntests/ffrc.htm
Exploit
marc.info
marc.info
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/15292
PatchVendor Advisory
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/20443
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100002
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10045
kb.cert.org / vuls/id/534710
US Government Resource
mozilla.org / security/announce/mfsa2005-42.html
Vendor Advisory
redhat.com / support/errata/RHSA-2005-434.html
redhat.com / support/errata/RHSA-2005-435.html
securityfocus.com / bid/13544
securityfocus.com / bid/15495
vupen.com / english/advisories/2005/0493