Is CVE-2011-4403 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2011-4403, but active exploitation has not been confirmed.

Can CVE-2011-4403 be exploited remotely?

Yes. CVE-2011-4403 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2011-4403?

CVE-2011-4403 has a CVSS score of 5.8 (MEDIUM).

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MEDIUMPOC

CVE-2011-4403

CWE-352Published: April 24, 2015· Updated: Jun 16, 2026

5.8

CVSS v3.1

Official Description

Multiple cross-site request forgery (CSRF) vulnerabilities in Zen Cart 1.3.9h allow remote attackers to hijack the authentication of administrators for requests that (1) delete a product via a delete_product_confirm action to product.php or (2) disable a product via a setflag action to categories.php.

NVD Source

Technical Analysis

CVE-2011-4403 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-2011-4403. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.