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CVE-2012-20001

MEDIUM

CVE-2012-20001 is a medium-severity (CVSS 6.1) Cross-site Scripting (XSS) vulnerability in prestashop prestashop. O3 Security detects and blocks CVE-2012-20001 exploitation at runtime via eBPF exploit-chain detection and L7 egress monitoring, even on unpatched systems.

PrestaShop before 1.5.2 allows XSS via the "<object data='data:text/html" substring in the message field.

Published
Dec 21, 2021
Updated
Jun 16, 2026
Affected
0 pkgs
Patched
None yet
Exploits
None indexed

Description

PrestaShop before 1.5.2 allows XSS via the "<object data='data:text/html" substring in the message field.

Affected Products

1 product · 1 configurations
Application
prestashopprestashop
< 1.5.2
range

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every prestashop prestashop deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for exploitation at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.

  2. Fix

    Apply the prestashop prestashop security patch or hotfix for CVE-2012-20001 on the affected version, following the vendor advisory for your exact build.

  3. Workarounds

    Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.

  4. How O3 protects you

    O3 detects and blocks CVE-2012-20001 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.

Tailored to CVE-2012-20001. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

PrestaShop before 1.5.2 allows XSS via the "<object data='data:text/html" substring in the message field.
O3 Security · Runtime Protection

Is CVE-2012-20001 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2012-20001 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.