Is CVE-2007-1621 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2007-1621, but active exploitation has not been confirmed.

Can CVE-2007-1621 be exploited remotely?

Yes. CVE-2007-1621 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2007-1621?

CVE-2007-1621 has a CVSS score of 10.0 (CRITICAL).

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CRITICALPOC

CVE-2007-1621

NVD-CWE-OtherPublished: March 23, 2007· Updated: Jun 16, 2026

10.0

CVSS v3.1

Official Description

PHP remote file inclusion vulnerability in templates/head.php in Active PHP Bookmark Notes (APB) 0.2.5 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the APB_SETTINGS[template_path] parameter. NOTE: this issue might be related to CVE-2003-1254.

NVD Source

Technical Analysis

CVE-2007-1621 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-2007-1621. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.