How to fix CVE-2019-25497?

Within 24 hours: Identify and inventory all osCommerce 2.3.4.1 instances in production; implement WAF rules blocking SQL injection patterns in the currency parameter; disable currency selection functionality if non-critical. Within 7 days: Deploy network segmentation to restrict direct database access; enable enhanced logging and monitoring for suspicious database activity; conduct threat assessment of exposed customer data. Within 30 days: Migrate to a supported osCommerce version or alternative e-commerce platform; if migration impossible, implement comprehensive input validation and parameterized queries through custom code patching.

Is PHP affected by CVE-2019-25497?

osCommerce 2.3.4.1 installations face an unauthenticated SQL injection vulnerability (CVE-2019-25497) that allows attackers to directly manipulate database queries without requiring login credentials.

CVE-2019-25497

HIGH

2026-02-27 [email protected]

8.2

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Mar 04, 2026 - 02:09 vuln.today

Public exploit code

CVE Published

Feb 27, 2026 - 18:16 nvd

HIGH 8.2

Description

osCommerce 2.3.4.1 contains a SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the currency parameter. Attackers can send GET requests to shopping_cart.php with malicious currency values using boolean-based SQL injection payloads to extract sensitive database information.

Analysis

osCommerce 2.3.4.1 contains a SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the currency parameter. [CVSS 8.2 HIGH]

Technical Context

Classified as CWE-89 (SQL Injection). Affects the currency component of Oscommerce. osCommerce 2.3.4.1 contains a SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the currency parameter. Attackers can send GET requests to shopping_cart.php with malicious currency values using boolean-based SQL injection payloads to extract sensitive database information.

Affected Products

Vendor: Oscommerce. Product: Oscommerce. Component: currency.

Remediation

Monitor vendor advisories for a patch. Use parameterized queries. Implement input validation. Restrict network access to the affected service where possible.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.1

CVSS: +41

POC: +20

CVE-2019-25497 vulnerability details – vuln.today

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CVE-2019-25497

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CVE-2019-25497

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