Is CVE-2007-1403 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2007-1403, but active exploitation has not been confirmed.

Can CVE-2007-1403 be exploited remotely?

Yes. CVE-2007-1403 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2007-1403?

CVE-2007-1403 has a CVSS score of 7.5 (HIGH).

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HIGHPOC

CVE-2007-1403

NVD-CWE-OtherPublished: March 10, 2007· Updated: Jun 16, 2026

7.5

CVSS v3.1

Official Description

Multiple stack-based buffer overflows in an ActiveX control in SwDir.dll 10.1.4.20 in Macromedia Shockwave allow remote attackers to cause a denial of service (Internet Explorer 7 crash) and possibly execute arbitrary code via a long (1) BGCOLOR, (2) SRC, (3) AutoStart, (4) Sound, (5) DrawLogo, or (6) DrawProgress property value, different vectors than CVE-2006-6885.

NVD Source

Technical Analysis

CVE-2007-1403 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2007-1403. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.