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Fencer Vulns
medium 5.1

CVE-2004-2383 json

Microsoft Internet Explorer 5.0 through 6.0 allows remote attackers to bypass cross-frame scripting restrictions and capture keyboard event…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-2374

cvss
5.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
20.0%
EPSS 20.0% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

Microsoft Internet Explorer 5.0 through 6.0 allows remote attackers to bypass cross-frame scripting restrictions and capture keyboard events from other domains via an HTML document with Javascript that is outside a frameset that includes the target domain, then forcing the frameset to maintain focus. NOTE: the discloser claimed that the vendor does not categorize this as a vulnerability, but it can be used in a spoofing scenario; the discloser provides alternate scenarios. Spoofing scenarios are currently included in CVE.

Timeline

  1. First public exploit (EDB-23766)
  2. Published

Exploit prediction

19.97% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-23766 Microsoft Internet Explorer 5/6 - Cross-Domain Event Leakage remote, 2004-02-27
  • securityfocus.com http://www.securityfocus.com/bid/9761 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

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.