CVE-2003-1048

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows...

7.8 High

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows remote attackers to cause a denial of service (application crash) via a malformed GIF image.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

26.6%Up 2.5 points since Feb 4, 2022

What each source reports

NVD Score used 7.8

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows remote attackers to cause a denial of service (application crash) via a malformed GIF image.

Record: CVE-2003-1048
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-415
Updated: 2026-11-02

CVE List No score

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows remote attackers to cause a denial of service (application crash) via a malformed GIF image.

Record: CVE-2003-1048
Updated: 2026-11-02

EUVDEUVD-2003-1038 No score

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows remote attackers to cause a denial of service (application crash) via a malformed GIF image.

Record: EUVD-2003-1038
Updated: 2026-11-03

GitHub AdvisoriesGHSA-9c7h-3j4x-5hw6 7.8

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows...

Double free vulnerability in mshtml.dll for certain versions of Internet Explorer 6.x allows remote attackers to cause a denial of service (application crash) via a malformed GIF image.

Record: GHSA-9c7h-3j4x-5hw6
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-119, CWE-415
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

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

In short

CVE-2003-1048 is a high vulnerability (CVSS 7.8) in Microsoft Internet Explorer, published July 21, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 26.6%, the 98th percentile. No source names a fixed version.

References

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