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Fencer Vulns
medium 5.1

CVE-2003-0447 json

The Custom HTTP Errors capability in Internet Explorer 5.01, 5.5 and 6.0 allows remote attackers to execute script in the Local Zone via an…

published 2003-06-20 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0441

cvss
5.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.7%
EPSS 13.7% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

The Custom HTTP Errors capability in Internet Explorer 5.01, 5.5 and 6.0 allows remote attackers to execute script in the Local Zone via an argument to shdocvw.dll that causes a "javascript:" link to be generated.

Timeline

  1. First public exploit (EDB-22784)
  2. Published

Exploit prediction

13.69% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22784 Microsoft Internet Explorer 5 - Custom HTTP Error HTML Injection remote, 2003-06-17
  • security.greymagic.com http://security.greymagic.com/adv/gm014-ie/ 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.