What is CVE-2001-1547?

CVE-2001-1547 is a vulnerability in Microsoft Outlook Express. Published 2001-12-31.

Is CVE-2001-1547 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Microsoft Outlook Express

CVE-2001-1547

Outlook Express 6.0, with "Do not allow attachments to be saved or opened that could potentially be a virus" enabled, does not block email attachments from forwarded messages, which could allow remote attackers to execute arbitrary code.

Published 2001-12-31 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.137 (96.4th percentile), scored 2026-09-29.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.137 · newest: 0.137 · change: 0.000

Affected products

Microsoft Outlook Express — versions 6.0

Public proof-of-concept exploits

References

www.iss.net/security_center/static/7670.php (vdb-entry)
www.securityfocus.com/archive/1/243869 (mailing-list)
www.windows-help.net/microsoft/oe6-attach.html

Frequently asked questions

What is CVE-2001-1547?: CVE-2001-1547 is a vulnerability in Microsoft Outlook Express. Published 2001-12-31.
Is CVE-2001-1547 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.