Is CVE-2006-5603 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2006-5603, but active exploitation has not been confirmed.

Can CVE-2006-5603 be exploited remotely?

Yes. CVE-2006-5603 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2006-5603?

CVE-2006-5603 has a CVSS score of 9.8 (CRITICAL).

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CRITICALPOC

CVE-2006-5603

NVD-CWE-OtherPublished: October 30, 2006· Updated: Jun 16, 2026

9.8

CVSS v3.1

Official Description

SQL injection vulnerability in pop_mail.asp in Snitz Forums 2000 3.4.06 allows remote attackers to execute arbitrary SQL commands via the RC parameter. NOTE: the provenance of this information is unknown; the details are obtained from third party information.

NVD Source

Technical Analysis

CVE-2006-5603 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

A proof-of-concept (PoC) exploit exists for CVE-2006-5603. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.