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CVE-2004-0191

18
FAUCET Score

CVE-2004-0191 describes a cross-site scripting (XSS) vulnerability in Mozilla versions prior to 1.4.2. This flaw allows JavaScript events from a newly loading page to interact with the previously loaded "zombie document," enabling cross-domain and XSS attacks, exemplified by onmousemove events. With a CVSS score of 6.8, this vulnerability is network-exploitable with medium attack complexity, potentially leading to partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.8CPE matchmatch criteria
cpe:2.3:a:mozilla:mozilla:0.8:*:*:*:*:*:*:*
0.9.2CPE matchmatch criteria
cpe:2.3:a:mozilla:mozilla:0.9.2:*:*:*:*:*:*:*
0.9.2.1CPE matchmatch criteria
cpe:2.3:a:mozilla:mozilla:0.9.2.1:*:*:*:*:*:*:*
0.9.3CPE matchmatch criteria
cpe:2.3:a:mozilla:mozilla:0.9.3:*:*:*:*:*:*:*
0.9.4CPE matchmatch criteria
cpe:2.3:a:mozilla:mozilla:0.9.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.61%
Probability of exploitation in next 30 days
EPSS Percentile
73.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0161 is in the 49th percentile among its peer group of 19,956 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 (2)

redhatpatch availablevia redhat_api
Product: Red Hat Linux 9
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2004-0191Low

security flaw

Feb 25, 2004

References

bugzilla.mozilla.org / show_bug.cgi
ExploitVendor Advisory
marc.info
marc.info
exchange.xforce.ibmcloud.com / vulnerabilities/15322
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A874
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A937
osvdb.org / 4062
redhat.com / support/errata/RHSA-2004-110.html
redhat.com / support/errata/RHSA-2004-112.html
securityfocus.com / bid/9747
Vendor Advisory