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CVE-2003-1025

Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a "...

4.3 MediumPublic exploit

Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a "%01" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the "Improper URL Canonicalization Vulnerability."

Exploit likelihood

26.9%Down 17.6 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.3

Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a "%01" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the "Improper URL Canonicalization Vulnerability."

Record
CVE-2003-1025
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a "%01" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the "Improper URL Canonicalization Vulnerability."

Record
CVE-2003-1025
Updated
2026-11-02
EUVDEUVD-2003-1015 No score

Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a "%01" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the "Improper URL Canonicalization Vulnerability."

Record
EUVD-2003-1015
Updated
2026-11-03
GitHub AdvisoriesGHSA-crf3-j64w-gfx8 No score

Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a "...

Internet Explorer 5.01 through 6 SP1 allows remote attackers to spoof the domain of a URL via a "%01" character before an @ sign in the user@domain portion of the URL, which hides the rest of the URL, including the real site, in the address bar, aka the "Improper URL Canonicalization Vulnerability."

Record
GHSA-crf3-j64w-gfx8
Weakness
CWE-20
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2003-1025 is a medium vulnerability (CVSS 4.3) in Microsoft Internet Explorer, published January 6, 2004. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 26.9%, the 98th percentile. No source names a fixed version.

References

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