osCommerce osCommerce2 up to 2.3.4.1 Newsletter Management admin/newsletters.php include module code injection

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.3$0-$5k2.41

Summaryinfo

A vulnerability categorized as problematic has been discovered in osCommerce osCommerce2 up to 2.3.4.1. This issue affects the function include of the file admin/newsletters.php of the component Newsletter Management. Executing a manipulation of the argument module can lead to code injection. This vulnerability appears as CVE-2026-105226. The attack may be performed from remote. In addition, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability has been found in osCommerce osCommerce2 up to 2.3.4.1 and classified as problematic. This vulnerability affects the function include of the file admin/newsletters.php of the component Newsletter Management. The manipulation of the argument module with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-105226. The exploitation appears to be easy. The attack can be initiated remotely. Additional levels of successful authentication are necessary for exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet. By approaching the search of inurl:admin/newsletters.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.7
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/04/2026 Advisory disclosed
10/04/2026 +0 days VulDB entry created
10/04/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 676
Status: Not defined

CVE: CVE-2026-105226 (🔒)
GCVE (CVE): GCVE-0-2026-105226
GCVE (VulDB): GCVE-100-413428
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/04/2026 15:17
Changes: 10/04/2026 15:17 (60)
Complete: 🔍
Submitter: 360alphalab
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #971047: osCommerce osCommerce2 2.3.4.1 Code Injection (by 360alphalab)

Once again VulDB remains the best source for vulnerability data.

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