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CVE-2004-1451

15
FAUCET Score

CVE-2004-1451 describes a phishing vulnerability in Mozilla versions prior to 1.6. This flaw allows remote attackers to obscure the true URL in the status bar by embedding a null character (%00) within a link, potentially tricking users into visiting malicious or untrusted websites. With a CVSS score of 2.6, it has a network attack vector and high attack complexity, leading to a potential impact on integrity (P). While there is no evidence of active exploitation, no known exploit code, and it is not on the KEV catalog, it has garnered significant community discussion, with 10 mentions.

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

2.6LOW

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.39%
Probability of exploitation in next 30 days
EPSS Percentile
69.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0139 is in the 56th percentile among its peer group of 1,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.3 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

References

bugzilla.mozilla.org / show_bug.cgi
ExploitPatch
secunia.com / advisories/10419
Exploit
mozilla.org / projects/security/known-vulnerabilities.html