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Fencer Vulns
critical 9.3

CVE-2003-1026 in the critical feed json

Internet Explorer 5.01 through 6 SP1 allows remote attackers to bypass zone restrictions via a javascript protocol URL in a sub-frame, whic…

published 2004-01-08 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1016

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
39.2%
EPSS 39.2% chance of exploitation in 30 days, percentile 98%
public exploits
1
Exploit-DB

Summary

Internet Explorer 5.01 through 6 SP1 allows remote attackers to bypass zone restrictions via a javascript protocol URL in a sub-frame, which is added to the history list and executed in the top window's zone when the history.back (back) function is called, as demonstrated by BackToFramedJpu, aka the "Travel Log Cross Domain Vulnerability."

Timeline

  1. Published
  2. First public exploit (EDB-151)

Exploit prediction

39.21% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-151 Microsoft Internet Explorer - URL Injection in History List (MS04-004) remote, 2004-02-04

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

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.