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Fencer Vulns
medium 5.0

CVE-2004-0763 json

Mozilla Firefox 0.9.1 and 0.9.2 allows remote web sites to spoof certificates of trusted web sites via redirects and Javascript that uses t…

published 2004-08-03 22 y ago modified 2026-06-16 4 mo ago also EUVD-2004-0761

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.7%
EPSS 5.7% chance of exploitation in 30 days, percentile 93%
public exploits
2
Exploit-DB

Summary

Mozilla Firefox 0.9.1 and 0.9.2 allows remote web sites to spoof certificates of trusted web sites via redirects and Javascript that uses the "onunload" method.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2004-0763 updated

security flaw

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-24069)
  2. Published

Exploit prediction

5.74% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-24312 Mozilla Browser 0.8/0.9/1.x - Refresh Security Property Spoofing remote, 2004-07-26
  • EDB-24069 Microsoft Internet Explorer 6 - Meta Data Foreign Domain Spoofing remote, 2004-04-30

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.