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CVE-2004-0761

15
FAUCET Score

CVE-2004-0761 describes a spoofing vulnerability affecting Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7. Remote attackers could manipulate redirect sequences to falsely display the security lock icon, making unencrypted web pages appear secure. This vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity, requiring no authentication, and primarily impacting integrity (spoofing). 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
<= 0.9CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
<= 1.7CPE matchmatch criteria
cpe:2.3:a:mozilla:mozilla:*:*:*:*:*:*:*:*
<= 0.7CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

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
1.57%
Probability of exploitation in next 30 days
EPSS Percentile
72.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0157 is in the 56th percentile among its peer group of 23,701 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 (1)

mozillapatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2004-0761Important

security flaw

Jul 22, 2004

References

ftp.sco.com / pub/updates/OpenServer/SCOSA-2005.49/SCOSA-2005.49.txt
bugzilla.mozilla.org / show_bug.cgi
PatchVendor Advisory
marc.info
exchange.xforce.ibmcloud.com / vulnerabilities/16871
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3603
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9240
mozilla.org / projects/security/known-vulnerabilities.html
novell.com / linux/security/advisories/2004_36_mozilla.html
redhat.com / support/errata/RHSA-2004-421.html
securityfocus.com / bid/15495